速算5以内加减法练习题
乘法速算加减法练习题(打印版)
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乘法速算加减法练习题(打印版)### 乘法速算加减法练习题(打印版)#### 一、乘法速算练习题1. 基础乘法- 7 × 3 =- 8 × 4 =- 9 × 5 =- 6 × 7 =2. 两位数乘以一位数- 12 × 3 =- 14 × 5 =- 23 × 4 =- 31 × 6 =3. 两位数乘以两位数- 15 × 12 =- 24 × 16 =- 35 × 23 =- 46 × 28 =4. 乘法的逆运算- 63 ÷ 7 =- 120 ÷ 8 =- 175 ÷ 5 =- 252 ÷ 6 =5. 乘法的组合应用- (9 × 4) + 7 =- (8 × 5) - 3 =- (7 × 6) × 2 =- (5 × 3) ÷ 5 =#### 二、加减法练习题1. 基础加减法- 5 + 3 =- 7 - 2 =- 9 + 4 =- 6 - 5 =2. 两位数加减法- 23 + 17 =- 45 - 22 =- 38 + 24 =- 56 - 39 =3. 多位数加减法- 123 + 456 =- 789 - 456 =- 654 + 321 =- 987 - 123 =4. 加减法的混合运算- 56 + 34 - 21 =- 89 - 45 + 12 =- 123 + 456 - 789 =- 987 - 654 + 321 =5. 加减法的逆运算- 87 - 34 =- 150 + 45 =- 200 - 100 =- 75 + 25 =#### 三、综合练习题1. 乘法与加减法结合- 3 × 4 + 5 =- 6 × 7 - 21 =- 8 × 9 + 12 - 3 =- 5 × 2 - 3 + 4 =2. 乘法与加减法混合运算- (7 × 3) + 4 - 2 =- (8 × 5) - 3 + 2 =- (9 × 4) + 6 - 5 =- (6 × 7) - 14 + 8 =3. 多步骤运算- (23 + 17) × 4 - 10 =- (56 - 39) ÷ 2 + 15 =- (123 + 456) - 789 + 200 = - (987 - 123) × 3 ÷ 9 =#### 四、挑战题1. 乘法与加减法的复杂运算- (9 × 8) + (7 - 3) =- (12 × 15) - (8 × 2) =- (23 × 4) + (56 - 22) =- (35 × 2) - (14 + 6) =2. 混合运算的高级应用- (63 ÷ 7) × (8 × 9) + (5 - 2) =- (120 ÷ 8) - (45 + 12) =- (175 ÷ 5) × (23 + 17) - 100 =- (252 ÷ 6) + (89 - 45) × 3 =请按照题目要求,认真完成每一项练习题,以提高你的数学计算能力。
速算练习题
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速算练习题有用的请拿去1 计算:(1) 75+26+25=(2) 72+67+28=(3) 116+625+84=(4) 321+679+52=2 计算:(1) 536+541+464+459=(2) 125+428+875+572=(3) 12 345+87 655+234=(4) 9 495+9 697+505+303=3 计算:(1) 1 000-463=(2) 10 000-7 535=(3) 100 000-98 625.4 计算:(1) 110 000-7 525=(2) 11 111 111 110 000 000 000-1 111 111 111=(3) 637 189 600 000 000-6 371 896=5 计算:(1) 87+(15+13)+185=(2) 39+264+97=(3) 9 996+2 597+7 407=(4) 3 487+6 927+1 586=6 计算:(1) 7 923-(923-725)=(2) 3 728-780+80=(3) 8 457+(900-457)=(4) 6 432-(800+432)=7 计算:(1) 1 272-998=(2) 156-94=(3) 9 999+999+99+9=(4) 1 998+998+98=8计算:(1) 568-128+332-72=(2) 2 000-1 348-323+1 663=(3) 537-(543-163)-57=9计算:(1) 464-545+99+345=(2) 947+(372-447)-572=(3) 832-(454+332)+654=(4) 1 928-(267-72)-33=(5) 996+699-502=(6) 7 443+2 485+567+245= 10 计算:(1) 989-271-529=(2) 2 187-(1 432-3 113)=(3) 30 000-(1 596+10 000)=(4) 753-99=11 计算:(1) 1 999+2 582=(2) 30 087-(20 056+9 031)=(3) 79 999 +7 999+799+79=(4) 3 547-569+22=(5) 75+35+90=12 计算:(1) 2 220 000-222=(2) 1 273-198-98=(3) 1 797-(797-215)=(4) 1 407-479+79=(5) 6 371 896-514+14=解答:一般地,加减法中的巧算方法有以下几种:(1)几个数相加,利用加法的交换律和结合律,将加数中“互补”数先相加,然后再与其他的一些加数相加,得出结果;(2)在加减混合算式与连减算式中,注意适当地添或去括号时应遵守的原则;(3)几个数相加减时,如不能直接“凑整”,我们可以利用加整减零或减整加零来间接“凑整”1 计算:(交换律)(1) 75+26+25=(75+25)+26= 126(2) 72+67+28=(72+28)+67= 167(3) 116+625+84=(116+84)+625= 825(4) 321+679+52=(321+679)+52= 1 0522 计算:(结合律)(1) 536+541+464+459=(536+464)+(541+459)= 2 000(2) 125+428+875+572=(125+875)+(428+572)= 2 000(3) 12 345+87 655+234=(12 345+87 655)+234= 10 023 4(4) 9 495+9 697+505+303=(9 495+505)+( 9697+303) = 20 0003 计算:(补数法)(1) 1 000-463= 537(2) 10 000- 7 535= 2 465(3) 100 000-98 625= 1 3754 计算:(补数法)(1) 110 000-7 525= 102 475(2) 11 111 111 110 000 000 000 — 1 111 111 111 = 11 111 111 108 888 888 889(3) 637 189 600 000 000 - 6 371 896= 637 189 593 628 1045 计算:(加括号、去括号法)(1) 87+(15+13)+185=(87+13)+(15+185)= 300(2) 39+264+97= 39+261+3+97=(39+261)+(3+97)= 400(3) 9 996+2 597+7 407= 9 996+2 593+4+7 407=(9 996+4)+( 2 593+7 407)= 20 000(4) 3 487+6 927+1 586= 3 487+6 513+414 +1 586=(3 487+6 513)+( 414 +1 586)= 12 0006 计算:(加括号、去括号法)(1) 7 923-(923-725)= 7 923-923+725=(7 923-923)+725 = 7 725(2) 3 728-780+80= 3 700+28-780+80 =(3 700+80-780)+28 = 3 028(3) 8 457+(900-457) =(8 457-457)+900 = 8 900(4) 6 432-(800+432) = 6 432-800-432= 6 432-432-800= 5 2007 计算:(借来还去法) (1) 1 272-998= 1 272-998-2+2= 1 272-(998+2)+2 = 274(2) 156-94= 156-94-6+6= 156-(94+6)+6= 62(3) 9 999+999+99+9= 9 999+999+99+9+1+1+1+6= 11 106(4) 1 998+998+98= 1 998+998+98+2+2+94= 3 0948计算:(加括号、去括号法)(1) 568-128+332-72=(568+332)-(128+72)= 700(2) 2 000-1 348-323+1663= 2 000-1 000-340-8+(1663-323) = 1 992(3) 537-(543-163)-57=(537+163)-(543+57)= 1009计算:(加括号、去括号法)(1) 464-545+99+345=(400+300-500)+(64+99)+(45-45) = 363(2)947+(372-447)-572= 900+47+300+72-400-47-500-72 =(900+300-400)+(72-72)+(47-47) = 800(3) 832-(454+332)+654= 800+32-400-54-300-32+600+54 =(800-400+600+(32-32)+(54-54) = 1 000(4) 1928-(267-72)-33= 1 928-267+72-33=(1 928+72)-(267+33)= 1 700(5) 996+699-502= 996+4-4+699+1-1-500-2=(996+4)+(699+1)-(2+4+1)-500 = 1 193(6) 7 443+2 485+567+245= 7 443+2 485+557+10+215 +30 =(7 443+567)+( 2 485+245)= 8 000+2 700+40= 10 74010 计算:(加括号、去括号法)(1) 989-271-529= 989-(271+529)= 189(2) 2 187-(1432-3 113)= 2 000+187-1 432+3 113=(2 000-1 432)+(3 113+187)= 568+3 300= 3 868(3) 30 000-(1 596+10 000)= 30 000-10 000+1 596= 21 596(4) 753-99= 700+53-100+1= 65411 计算:(借来还去法)(1) 1 999+2 582= 1 999+1-1+2 582= 2 000+2 582-1= 4 581(2) 30 087-(20 056+9 031)= 30 000+87-20 000-56-9 000-31 = 1 000(3) 79 999+7 999+799+79= 79 999+1-1+7 999+1-1+799+1-1+79 = 80 000+8 000+800+79-3= 88 876(4) 3 547-569+22= 3 500+47-500-69+22= 3 000(5) 75+35+90= 70+5+30+5+90= 2012 计算:(综合运用)(1) 2 220 000- 222= 2 219 778(2) 1 273-198-98= 1 273-198-2+2-98-2+2= 977(3) 1 797-(797-215)= 1 797-797+215= 1 215(4) 1 407-479+79= 1 407- (479-79)= 1 007(5) 6 371 896-514+14= 6 371 896-(514-14) = 6 371 396。
口算速算秘籍:3000题宝典
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小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________小学数学计算练习 2024-12-01姓名:___________ 座号:__________ 情况:___________。
一分钟速算练习题二年级
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一分钟速算练习题二年级一、加减法计算1. 23 + 45 =2. 67 32 =3. 89 + 11 =4. 54 27 =5. 36 + 24 =二、乘法计算1. 3 × 4 =2. 5 × 7 =3. 8 × 9 =4. 6 × 6 =5. 2 × 5 =三、除法计算1. 18 ÷ 3 =2. 24 ÷ 4 =3. 30 ÷ 5 =4. 45 ÷ 9 =5. 20 ÷ 4 =四、混合运算1. 23 + 45 18 =2. 36 ÷ 4 + 7 =3. 5 × 6 9 =4. 8 + 4 × 2 =5. 12 3 × 4 =五、填空题1. 7 + __ = 152. 20 __ = 123. 5 × __ = 204. 24 ÷ __ = 65. 9 + 6 __ = 12六、判断题(对的写“√”,错的写“×”)1. 8 + 5 = 13 ()2. 9 × 9 = 81 ()3. 18 ÷ 3 = 6 ()4. 7 4 = 2 ()5. 6 + 7 × 2 = 20 ()七、应用题1. 小明有15个苹果,他给了小红5个,还剩多少个?2. 一箱橙子有18个,小华每天吃3个,能吃几天?3. 一本书有36页,小刚已经看了12页,还剩多少页没看?4. 妈妈买了8个鸡蛋,每个鸡蛋可以孵出一只小鸡,一共可以孵出多少只小鸡?5. 小朋友们做游戏,有5个小朋友,每人手里有3个气球,一共有多少个气球?八、比较大小1. 14 ___ 202. 35 ___ 283. 17 + 9 ___ 254. 64 7 ___ 575. 6 × 6 ___ 42九、时间计算1. 如果现在是8:30,经过1小时后是几点?2. 小华从9:00开始读书,读了30分钟后是几点?3. 一部电影从14:00开始放映,持续90分钟,什么时候结束?4. 小明每天7:00起床,如果他多睡30分钟,几点起床?5. 从12:00到15:00经过了多少分钟?十、长度单位换算1. 10厘米 = ___ 毫米2. 100厘米 = ___ 米3. 1米20厘米 = ___ 厘米4. 5米 = ___ 厘米5. 80毫米 = ___ 厘米十一、重量单位换算1. 200克 = ___ 千克2. 5千克 = ___ 克3. 1千克500克 = ___ 千克4. 1000克 = ___ 千克5. 3000克 = ___ 千克十二、货币计算1. 5元 + 3元 = ___ 元2. 10元 6元 = ___ 元3. 4元× 2 = ___ 元4. 20元÷ 4 = ___ 元5. 小红有8元,她买了一个3元的铅笔,还剩多少元?十三、图形计算1. 一个正方形有4条边,每条边长5厘米,这个正方形的周长是多少厘米?2. 一个长方形的长是8厘米,宽是4厘米,这个长方形的面积是多少平方厘米?3. 一个三角形的底是6厘米,高是4厘米,这个三角形的面积是多少平方厘米?4. 一个圆的直径是10厘米,这个圆的半径是多少厘米?5. 一个立方体的每个面都是正方形,每个面的边长是3厘米,这个立方体的体积是多少立方厘米?答案一、加减法计算1. 23 + 45 = 682. 67 32 = 353. 89 + 11 = 1004. 54 27 = 275. 36 + 24 = 60二、乘法计算1. 3 × 4 = 122. 5 × 7 = 353. 8 × 9 = 724. 6 × 6 = 365. 2 × 5 = 10三、除法计算1. 18 ÷ 3 = 62. 24 ÷ 4 = 63. 30 ÷ 5 = 64. 45 ÷ 9 = 55. 20 ÷ 4 = 5四、混合运算1. 23 + 45 18 = 502. 36 ÷ 4 + 7 = 163. 5 × 6 9 = 214. 8 + 4 × 2 = 165. 12 3 × 4 = 0五、填空题1. 7 + 8 = 152. 20 8 = 123. 5 × 4 = 204. 24 ÷ 4 = 65. 9 + 6 3 = 12六、判断题1. 8 + 5 = 13 (√)2. 9 × 9 = 81 (√)3. 18 ÷ 3 = 6 (√)4. 7 4 = 2 (×)5. 6 + 7 × 2 = 20 (×)七、应用题1. 小明有15个苹果,他给了小红5个,还剩10个。
手脑速算 练习题
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手脑速算练习题在日常生活中,我们经常需要进行速算。
无论是在工作中还是在学习中,快速准确地进行计算都是非常重要的。
手脑速算不仅可以帮助我们提高计算能力,还可以培养我们的注意力、观察力和思维灵活性。
下面是一些手脑速算的练习题,帮助你锻炼计算能力和提升思维敏捷度。
1. 计算下列算式结果:(1) 26 × 13(2) 145 ÷ 5(3) 3287 - 293(4) 17²2. 计算下列算式结果,并注意使用适当的运算顺序:(1) 12 × 3 + 8 ÷ 2(2) 16 ÷ (4 - 2) + 53. 大脑速算挑战:请在不使用计算器、纸笔或任何辅助工具的情况下,尽快计算下列算式结果:(1) 57 × 24(2) 638 ÷ 9(3) 3976 - 895(4) 32²4. 下面是一些加减乘除练习题,请尽快计算出结果:(1) 24 + 47(2) 64 - 28(3) 13 × 5(4) 96 ÷ 85. 下面是一些更复杂的算式,请计算出结果。
(1) 32 + 49 × 2 - 13(2) 15 × 7 + 18 ÷ 6(3) 52 - 18 + 7 × 3(4) 72 ÷ 9 + 5 × 46. 挑战问题:(1) 请你设计一个算式,使得其结果等于 100。
(2) 请你设计一个算式,使得其结果等于 0。
通过完成以上练习题,相信你能够提高你的手脑速算能力,并在日常生活中更加灵活地应用这项技能。
坚持练习,挑战更高难度的算式,让你的大脑保持活跃和敏捷。
快速而准确的计算能力对于解决问题和做出决策非常重要,无论是在工作中还是在日常生活中。
希望这些练习题对你有所帮助,祝你在手脑速算方面取得更大的进步!。
一年级速算题目100以内
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一年级速算题目100以内一、加法题目(10道)1. 12 + 5 =- 解析:先算个位上的数相加,2+5 = 7,再加上十位上的10,结果是17。
2. 23+11 =- 解析:个位上3+1 = 4,十位上20+10 = 30,最后30+4 = 34。
3. 30+25 =- 解析:十位相加30+20 = 50,个位0+5 = 5,所以结果是55。
4. 15+32 =- 解析:个位5+2 = 7,十位10+30 = 40,40 + 7=47。
5. 9+40 =- 解析:9个一加40个一,直接相加得49。
6. 21+18 =- 解析:个位1+8 = 9,十位20+10 = 30,结果为39。
7. 13+26 =- 解析:个位3+6 = 9,十位10+20 = 30,30+9 = 39。
8. 34+15 =- 解析:个位4+5 = 9,十位30+10 = 40,40+9 = 49。
9. 42+17 =- 解析:个位2+7 = 9,十位40+10 = 50,50+9 = 59。
10. 50+30 =- 解析:5个十加3个十等于8个十,结果是80。
二、减法题目(10道)1. 35 - 12 =- 解析:个位5 - 2 = 3,十位30 - 10 = 20,20+3 = 23。
2. 47-23 =- 解析:个位7 - 3 = 4,十位40 - 20 = 20,20+4 = 24。
3. 50 - 25 =- 解析:个位0 - 5不够减,从十位借1当10,10 - 5 = 5,十位40 - 20 = 20,结果是25。
4. 63-31 =- 解析:个位3 - 1 = 2,十位60 - 30 = 30,30+2 = 32。
5. 72-40 =- 解析:7个十和2个一减去4个十,70 - 40 = 30,还剩30+2 = 32。
6. 81-51 =- 解析:个位1 - 1 = 0,十位80 - 50 = 30,结果是30。
小学2年级数学速算练习题库和答案word可修改
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班级姓名得分 _一、加减题(共12题)52 + 17 = 5 + 92 = 56 + 25 = 6 + 49 =62 + 16 = 85 + 1 = 63 - 1 = 32 + 17 =8 + 84 = 68 + 12 = 6 + 18 = 3 + 13 =二、乘除题(共12题)38 ÷ 19 = 13 × 4 = 5 × 8 = 17 × 5 =28 ÷ 14 = 8 × 2 = 40 ÷ 10 = 91 ÷ 13 =36 ÷ 2 = 10 × 7 = 7 × 10 = 3 × 7 =三、乘法口诀题(共4题)( )四十六 ( )六十二七九六十( ) 二( )十四四、比大小(共8题)91 - 3 ◯ 90 28 + 12 ◯ 42 43 + 35 ◯ 85 2 + 80 ◯ 8437 + 22 ◯ 56 38 + 63 ◯ 96 41 + 48 ◯ 78 42 - 7 ◯ 34五、混合运算题(共14题)15 + 9 + 10 = 66 - 5 + 32 = 76 + 1 + 6 = 72 + 25 - 19 =76 - 1 + 6 = 19 + 32 + 17 = 19 + 32 - 17 = 15 - 9 + 10 =2 + 6 ÷3 = 2 × 3 + 18 = 12 ÷ 2 + 17 = 15 - 6 ÷ 3 =20 × 10 ÷ 8 = 12 ÷ 2 × 7 =一、加减题(共12题)52 + 17 = 69 5 + 92 = 97 56 + 25 = 81 6 + 49 = 55 62 + 16 = 78 85 + 1 = 86 63 - 1 = 62 32 + 17 = 49 8 + 84 = 92 68 + 12 = 80 6 + 18 = 24 3 + 13 = 16二、乘除题(共12题)38 ÷ 19 = 2 13 × 4 = 52 5 × 8 = 40 17 × 5 = 85 28 ÷ 14 = 2 8 × 2 = 16 40 ÷ 10 = 4 91 ÷ 13 = 7 36 ÷ 2 = 18 10 × 7 = 70 7 × 10 = 70 3 × 7 = 21三、乘法口诀题(共4题)四四十六二六十二七九六十三二七十四四、比大小(共8题)91 - 3 < 90 28 + 12 < 42 43 + 35 < 85 2 + 80 < 8437 + 22 > 56 38 + 63 > 96 41 + 48 > 78 42 - 7 > 34五、混合运算题(共14题)15 + 9 + 10 = 34 66 - 5 + 32 = 93 76 + 1 + 6 = 83 72 + 25 - 19 = 78 76 - 1 + 6 = 81 19 + 32 + 17 = 68 19 + 32 - 17 = 34 15 - 9 + 10 = 16 2+6÷3=4 2×3+18=24 12÷2+17=23 15-6÷3=1320×10÷8=25 12÷2×7=42班级姓名得分 _一、加减题(共12题)21 - 19 = 87 + 3 = 51 + 17 = 69 - 16 =45 + 39 = 71 - 25 = 47 - 18 = 26 + 65 =85 + 10 = 22 + 18 = 75 + 21 = 11 + 53 =二、乘除题(共12题)12 × 7 = 54 ÷ 6 = 3 × 15 = 58 ÷ 2 =7 × 5 = 63 ÷ 9 = 17 × 2 = 13 × 2 =32 ÷ 8 = 2 × 21 = 3 × 7 = 5 × 7 =三、乘法口诀题(共4题)( )五十五七七( )十九三六十( ) ( )七十四四、比大小(共8题)39 + 42 ◯ 89 33 + 59 ◯ 85 42 + 16 ◯ 62 32 + 33 ◯ 7115 + 10 ◯ 27 14 + 17 ◯ 33 30 + 28 ◯ 57 70 - 44 ◯ 25五、混合运算题(共14题)34 - 28 + 58 = 43 + 38 + 9 = 1 + 57 + 27 = 40 + 51 - 39 =43 + 38 - 9 = 17 + 66 + 9 = 40 - 24 + 59 = 17 + 66 - 9 =16 - 12 ÷ 2 = 7 × 6 - 12 = 6 - 6 ÷ 2 = 17 × 9 - 15 =11 × 8 ÷ 4 = 18 × 2 ÷ 4 =一、加减题(共12题)21 - 19 = 2 87 + 3 = 90 51 + 17 = 68 69 - 16 = 53 45 + 39 = 84 71 - 25 = 46 47 - 18 = 29 26 + 65 = 91 85 + 10 = 95 22 + 18 = 40 75 + 21 = 96 11 + 53 = 64二、乘除题(共12题)12 × 7 = 84 54 ÷ 6 = 9 3 × 15 = 45 58 ÷ 2 = 297 × 5 = 35 63 ÷ 9 = 7 17 × 2 = 34 13 × 2 = 26 32 ÷ 8 = 4 2 × 21 = 42 3 × 7 = 21 5 × 7 = 35三、乘法口诀题(共4题)三五十五七七四十九三六十八二七十四四、比大小(共8题)39 + 42 < 89 33 + 59 > 85 42 + 16 < 62 32 + 33 < 7115 + 10 < 27 14 + 17 < 33 30 + 28 > 57 70 - 44 > 25五、混合运算题(共14题)34 - 28 + 58 = 64 43 + 38 + 9 = 90 1 + 57 + 27 = 85 40 + 51 - 39 = 52 43 + 38 - 9 = 72 17 + 66 + 9 = 92 40 - 24 + 59 = 75 17 + 66 - 9 = 74 16-12÷2=10 7×6-12=30 6-6÷2=3 17×9-15=13811×8÷4=22 18×2÷4=9班级姓名得分 _一、加减题(共12题)57 - 11 = 15 + 27 = 44 + 6 = 5 + 21 =49 - 26 = 38 + 24 = 35 + 45 = 21 - 1 =21 + 62 = 96 - 1 = 42 + 22 = 36 + 7 =二、乘除题(共12题)60 ÷ 2 = 5 × 14 = 7 × 3 = 9 × 8 =4 × 11 = 78 ÷ 13 = 32 ÷ 4 = 15 × 4 =44 ÷ 4 = 6 × 10 = 5 × 19 = 56 ÷ 2 =三、乘法口诀题(共4题)四九三十( ) 二( )十六二( )得八三( )二十七四、比大小(共8题)64 - 4 ◯ 55 42 + 58 ◯ 93 44 + 39 ◯ 67 3 + 30 ◯ 341 + 72 ◯ 74 41 + 15 ◯ 60 39 + 52 ◯ 100 20 + 19 ◯ 42五、混合运算题(共14题)50 + 39 - 8 = 23 - 23 + 35 = 50 + 39 + 8 = 7 - 1 + 85 =18 + 50 + 15 = 7 + 1 + 85 = 23 + 23 + 35 = 18 + 50 - 15 =2 × 6 + 18 = 19 × 4 - 7 = 8 ×3 - 9 = 15 × 10 + 18 =4 × 2 ÷ 4 = 4 × 6 ÷ 2 =一、加减题(共12题)57 - 11 = 46 15 + 27 = 42 44 + 6 = 50 5 + 21 = 26 49 - 26 = 23 38 + 24 = 62 35 + 45 = 80 21 - 1 = 20 21 + 62 = 83 96 - 1 = 95 42 + 22 = 64 36 + 7 = 43二、乘除题(共12题)60 ÷ 2 = 30 5 × 14 = 70 7 × 3 = 21 9 × 8 = 72 4 × 11 = 44 78 ÷ 13 = 6 32 ÷ 4 = 8 15 × 4 = 60 44 ÷ 4 = 11 6 × 10 = 60 5 × 19 = 95 56 ÷ 2 = 28三、乘法口诀题(共4题)四九三十六二八十六二四得八三九二十七四、比大小(共8题)64 - 4 > 55 42 + 58 > 93 44 + 39 > 67 3 + 30 < 341 + 72 < 74 41 + 15 < 60 39 + 52 < 100 20 + 19 < 42五、混合运算题(共14题)50 + 39 - 8 = 81 23 - 23 + 35 = 35 50 + 39 + 8 = 97 7 - 1 + 85 = 91 18 + 50 + 15 = 83 7 + 1 + 85 = 93 23 + 23 + 35 = 81 18 + 50 - 15 = 53 2×6+18=30 19×4-7=69 8×3-9=15 15×10+18=1684×2÷4=2 4×6÷2=12班级姓名得分 _一、加减题(共12题)41 + 1 = 61 - 22 = 14 - 7 = 1 + 23 =2 + 7 = 10 + 62 = 55 + 25 = 50 + 4 =50 - 38 = 46 - 31 = 48 - 41 = 88 + 3 =二、乘除题(共12题)10 × 3 = 3 × 3 = 84 ÷ 4 = 55 ÷ 5 =11 × 6 = 87 ÷ 3 = 44 ÷ 11 = 17 × 4 =26 ÷ 13 = 44 ÷ 4 = 2 × 3 = 2 × 4 =三、乘法口诀题(共4题)( )七三十五七( )五十六三三得( ) 五九( )十五四、比大小(共8题)27 + 31 ◯ 49 21 + 40 ◯ 59 97 - 42 ◯ 52 46 - 1 ◯ 4172 - 59 ◯ 12 67 - 15 ◯ 50 86 - 12 ◯ 68 67 + 49 ◯ 97五、混合运算题(共14题)50 - 13 + 49 = 2 + 4 + 4 = 59 + 30 - 30 = 22 - 10 + 78 =7 + 11 + 45 = 27 + 9 - 5 = 27 + 9 + 5 = 59 - 30 + 30 =10 × 5 - 15 = 13 + 16 × 6 = 13 × 7 - 20 = 9 - 8 ÷ 2 =5 × 2 ÷ 10 = 12 × 10 ÷6 =一、加减题(共12题)41 + 1 = 42 61 - 22 = 39 14 - 7 = 7 1 + 23 = 24 2 + 7 = 9 10 + 62 = 72 55 + 25 = 80 50 + 4 = 54 50 - 38 = 12 46 - 31 = 15 48 - 41 = 7 88 + 3 = 91二、乘除题(共12题)10 × 3 = 30 3 × 3 = 9 84 ÷ 4 = 21 55 ÷ 5 = 1111 × 6 = 66 87 ÷ 3 = 29 44 ÷ 11 = 4 17 × 4 = 68 26 ÷ 13 = 2 44 ÷ 4 = 11 2 × 3 = 6 2 × 4 = 8三、乘法口诀题(共4题)五七三十五七八五十六三三得九五九四十五四、比大小(共8题)27 + 31 > 49 21 + 40 > 59 97 - 42 > 52 46 - 1 > 4172 - 59 > 12 67 - 15 > 50 86 - 12 > 68 67 + 49 > 97五、混合运算题(共14题)50 - 13 + 49 = 86 2 + 4 + 4 = 10 59 + 30 - 30 = 59 22 - 10 + 78 = 90 7 + 11 + 45 = 63 27 + 9 - 5 = 31 27 + 9 + 5 = 41 59 - 30 + 30 = 59 10×5-15=35 13+16×6=109 13×7-20=71 9-8÷2=55×2÷10=1 12×10÷6=20班级姓名得分 _一、加减题(共12题)91 - 7 = 5 + 31 = 29 + 45 = 30 + 63 =60 - 12 = 4 + 66 = 22 + 16 = 30 + 31 =61 + 6 = 10 - 1 = 28 - 19 = 9 + 38 =二、乘除题(共12题)90 ÷ 6 = 4 × 21 = 7 × 9 = 5 × 13 =17 × 5 = 60 ÷ 12 = 14 × 3 = 3 × 16 =38 ÷ 2 = 46 ÷ 2 = 70 ÷ 7 = 5 × 19 =三、乘法口诀题(共4题)( )八十六四七二十( ) 七七四十( ) ( )二得四四、比大小(共8题)49 - 25 ◯ 22 39 + 31 ◯ 72 95 - 9 ◯ 81 43 + 35 ◯ 7086 - 59 ◯ 26 34 + 34 ◯ 67 87 - 26 ◯ 57 66 - 25 ◯ 39五、混合运算题(共14题)15 - 2 + 9 = 49 - 31 + 44 = 15 + 2 + 9 = 60 - 1 + 1 =8 + 3 + 62 = 60 + 1 + 1 = 60 + 1 - 1 = 8 - 3 + 62 =6 × 8 - 4 = 3 + 20 × 5 = 16 × 10 + 14 = 12 × 6 - 18 =20 × 6 ÷ 10 = 2 × 9 ÷ 6 =一、加减题(共12题)91 - 7 = 84 5 + 31 = 36 29 + 45 = 74 30 + 63 = 9360 - 12 = 48 4 + 66 = 70 22 + 16 = 38 30 + 31 = 6161 + 6 = 67 10 - 1 = 9 28 - 19 = 9 9 + 38 = 47二、乘除题(共12题)90 ÷ 6 = 15 4 × 21 = 84 7 × 9 = 63 5 × 13 = 65 17 × 5 = 85 60 ÷ 12 = 5 14 × 3 = 42 3 × 16 = 48 38 ÷ 2 = 19 46 ÷ 2 = 23 70 ÷ 7 = 10 5 × 19 = 95三、乘法口诀题(共4题)二八十六四七二十八七七四十九二二得四四、比大小(共8题)49 - 25 > 22 39 + 31 < 72 95 - 9 > 81 43 + 35 > 7086 - 59 > 26 34 + 34 > 67 87 - 26 > 57 66 - 25 > 39五、混合运算题(共14题)15 - 2 + 9 = 22 49 - 31 + 44 = 62 15 + 2 + 9 = 26 60 - 1 + 1 = 60 8 + 3 + 62 = 73 60 + 1 + 1 = 62 60 + 1 - 1 = 60 8 - 3 + 62 = 67 6×8-4=44 3+20×5=103 16×10+14=174 12×6-18=5420×6÷10=12 2×9÷6=3班级姓名得分 _一、加减题(共12题)42 + 44 = 62 + 5 = 7 + 19 = 67 + 6 =45 + 33 = 9 + 17 = 40 + 7 = 36 - 6 =27 + 61 = 14 + 85 = 13 + 85 = 72 + 25 =二、乘除题(共12题)13 × 5 = 12 × 4 = 58 ÷ 2 = 66 ÷ 11 =16 × 6 = 7 × 13 = 4 × 18 = 10 × 8 =5 ×6 = 13 ×7 = 12 ÷ 4 = 40 ÷ 4 =三、乘法口诀题(共4题)六( )四十八二( )得八四( )二十四二( )十四四、比大小(共8题)90 - 14 ◯ 81 52 + 68 ◯ 98 17 + 52 ◯ 73 77 + 4 ◯ 8422 + 21 ◯ 36 56 + 47 ◯ 81 29 + 3 ◯ 33 45 + 40 ◯ 65五、混合运算题(共14题)40 - 18 + 57 = 31 + 31 - 15 = 31 + 31 + 15 = 25 + 41 + 16 =20 - 2 + 65 = 20 + 2 + 65 = 29 + 18 + 22 = 25 + 41 - 16 =10 + 10 × 7 = 4 × 5 - 4 = 11 + 4 × 9 = 7 + 11 × 3 =6 × 5 ÷ 2 = 12 × 10 ÷ 3 =一、加减题(共12题)42 + 44 = 86 62 + 5 = 67 7 + 19 = 26 67 + 6 = 73 45 + 33 = 78 9 + 17 = 26 40 + 7 = 47 36 - 6 = 30 27 + 61 = 88 14 + 85 = 99 13 + 85 = 98 72 + 25 = 97二、乘除题(共12题)13 × 5 = 65 12 × 4 = 48 58 ÷ 2 = 29 66 ÷ 11 = 6 16 × 6 = 96 7 × 13 = 91 4 × 18 = 72 10 × 8 = 805 ×6 = 30 13 ×7 = 91 12 ÷ 4 = 3 40 ÷ 4 = 10三、乘法口诀题(共4题)六八四十八二四得八四六二十四二七十四四、比大小(共8题)90 - 14 < 81 52 + 68 > 98 17 + 52 < 73 77 + 4 < 8422 + 21 > 36 56 + 47 > 81 29 + 3 < 33 45 + 40 > 65五、混合运算题(共14题)40 - 18 + 57 = 79 31 + 31 - 15 = 47 31 + 31 + 15 = 77 25 + 41 + 16 = 82 20 - 2 + 65 = 83 20 + 2 + 65 = 87 29 + 18 + 22 = 69 25 + 41 - 16 = 50 10+10×7=80 4×5-4=16 11+4×9=47 7+11×3=406×5÷2=15 12×10÷3=40班级姓名得分 _一、加减题(共12题)76 + 21 = 22 + 27 = 69 - 8 = 48 - 26 =2 + 36 = 57 + 19 = 42 - 28 = 39 + 27 =46 + 14 = 42 + 13 = 34 + 25 = 5 + 36 =二、乘除题(共12题)34 ÷ 17 = 4 × 19 = 32 ÷ 16 = 72 ÷ 8 =12 × 3 = 84 ÷ 14 = 12 ÷ 3 = 14 × 7 =54 ÷ 9 = 14 ÷ 7 = 13 ÷ 13 = 5 × 7 =三、乘法口诀题(共4题)( )七二十一二七十( ) 七八五十( ) ( )九六十三四、比大小(共8题)18 + 51 ◯ 71 97 - 36 ◯ 59 61 + 49 ◯ 96 87 + 8 ◯ 9820 + 36 ◯ 61 99 - 63 ◯ 34 46 + 38 ◯ 80 46 + 10 ◯ 60五、混合运算题(共14题)61 - 2 + 6 = 5 + 72 - 3 = 17 + 19 + 46 = 9 + 51 + 14 =4 + 8 + 20 =5 + 72 + 3 = 61 + 2 +6 = 5 + 31 + 8 =16 × 9 - 19 = 11 × 3 + 9 = 20 × 10 - 9 = 2 × 8 - 4 =18 ÷ 9 × 4 = 12 ÷ 2 × 8 =一、加减题(共12题)76 + 21 = 97 22 + 27 = 49 69 - 8 = 61 48 - 26 = 22 2 + 36 = 38 57 + 19 = 76 42 - 28 = 14 39 + 27 = 66 46 + 14 = 60 42 + 13 = 55 34 + 25 = 59 5 + 36 = 41二、乘除题(共12题)34 ÷ 17 = 2 4 × 19 = 76 32 ÷ 16 = 2 72 ÷ 8 = 9 12 × 3 = 36 84 ÷ 14 = 6 12 ÷ 3 = 4 14 × 7 = 98 54 ÷ 9 = 6 14 ÷ 7 = 2 13 ÷ 13 = 1 5 × 7 = 35三、乘法口诀题(共4题)三七二十一二七十四七八五十六七九六十三四、比大小(共8题)18 + 51 < 71 97 - 36 > 59 61 + 49 > 96 87 + 8 < 9820 + 36 < 61 99 - 63 > 34 46 + 38 > 80 46 + 10 < 60五、混合运算题(共14题)61 - 2 + 6 = 65 5 + 72 - 3 = 74 17 + 19 + 46 = 82 9 + 51 + 14 = 74 4 + 8 + 20 = 32 5 + 72 + 3 = 80 61 + 2 + 6 = 69 5 + 31 + 8 = 44 16×9-19=125 11×3+9=42 20×10-9=191 2×8-4=1218÷9×4=8 12÷2×8=48班级姓名得分 _一、加减题(共12题)54 - 32 = 42 + 42 = 48 + 29 = 86 - 1 =17 + 35 = 58 + 37 = 34 + 56 = 9 + 57 =62 - 9 = 59 + 5 = 44 + 21 = 66 + 27 =二、乘除题(共12题)48 ÷ 3 = 3 × 3 = 2 × 7 = 3 × 18 =13 × 4 = 40 ÷ 5 = 88 ÷ 11 = 15 × 6 =64 ÷ 2 = 57 ÷ 19 = 2 × 15 = 4 × 7 =三、乘法口诀题(共4题)( )五十五八八六十( ) 五( )三十五二( )十四四、比大小(共8题)76 - 2 ◯ 71 61 + 50 ◯ 94 36 + 54 ◯ 85 73 - 37 ◯ 3459 - 2 ◯ 55 31 + 37 ◯ 69 28 + 38 ◯ 69 23 + 64 ◯ 89五、混合运算题(共14题)55 + 19 + 21 = 58 + 31 - 23 = 49 + 35 - 24 = 66 + 13 + 7 =30 + 24 + 8 = 55 - 19 + 21 = 5 - 5 + 95 = 30 + 24 - 8 =11 × 9 - 2 = 20 ÷ 10 + 5 = 15 + 6 × 9 = 10 × 6 - 18 =12 ÷ 4 × 3 = 2 × 5 ÷ 2 =一、加减题(共12题)54 - 32 = 22 42 + 42 = 84 48 + 29 = 77 86 - 1 = 85 17 + 35 = 52 58 + 37 = 95 34 + 56 = 90 9 + 57 = 66 62 - 9 = 53 59 + 5 = 64 44 + 21 = 65 66 + 27 = 93二、乘除题(共12题)48 ÷ 3 = 16 3 × 3 = 9 2 × 7 = 14 3 × 18 = 54 13 × 4 = 52 40 ÷ 5 = 8 88 ÷ 11 = 8 15 × 6 = 90 64 ÷ 2 = 32 57 ÷ 19 = 3 2 × 15 = 30 4 × 7 = 28三、乘法口诀题(共4题)三五十五八八六十四五七三十五二七十四四、比大小(共8题)76 - 2 > 71 61 + 50 > 94 36 + 54 > 85 73 - 37 > 3459 - 2 > 55 31 + 37 < 69 28 + 38 < 69 23 + 64 < 89五、混合运算题(共14题)55 + 19 + 21 = 95 58 + 31 - 23 = 66 49 + 35 - 24 = 60 66 + 13 + 7 = 86 30 + 24 + 8 = 62 55 - 19 + 21 = 57 5 - 5 + 95 = 95 30 + 24 - 8 = 46 11×9-2=97 20÷10+5=7 15+6×9=69 10×6-18=4212÷4×3=9 2×5÷2=5班级姓名得分 _一、加减题(共12题)62 - 13 = 48 + 48 = 16 + 59 = 39 - 27 =48 + 35 = 33 - 6 = 26 + 61 = 9 + 1 =1 + 39 = 1 + 60 = 12 -3 = 22 + 66 =二、乘除题(共12题)7 × 12 = 57 ÷ 3 = 14 ÷ 14 = 4 × 11 =63 ÷ 7 = 4 × 14 = 77 ÷ 11 = 90 ÷ 18 =4 × 3 = 18 ÷ 18 = 4 × 7 = 8 ×5 =三、乘法口诀题(共4题)四六( )十四四( )三十六四( )二十八二四得( )四、比大小(共8题)98 - 12 ◯ 91 5 + 77 ◯ 88 21 + 7 ◯ 30 91 - 8 ◯ 7767 + 42 ◯ 96 26 + 17 ◯ 38 55 + 29 ◯ 86 49 + 58 ◯ 88五、混合运算题(共14题)21 + 18 + 8 = 21 + 18 - 8 = 68 - 12 + 16 = 34 + 2 + 4 =14 + 36 + 27 = 34 - 2 + 4 = 53 - 28 + 37 = 68 + 12 + 16 =6 + 2 × 4 = 16 × 6 - 19 = 13 × 3 - 19 = 3 × 6 - 13 =14 × 9 ÷ 6 = 12 × 5 ÷ 6 =一、加减题(共12题)62 - 13 = 49 48 + 48 = 96 16 + 59 = 75 39 - 27 = 12 48 + 35 = 83 33 - 6 = 27 26 + 61 = 87 9 + 1 = 10 1 + 39 = 40 1 + 60 = 61 12 - 3 = 9 22 + 66 = 88二、乘除题(共12题)7 × 12 = 84 57 ÷ 3 = 19 14 ÷ 14 = 1 4 × 11 = 44 63 ÷ 7 = 9 4 × 14 = 56 77 ÷ 11 = 7 90 ÷ 18 = 5 4 × 3 = 12 18 ÷ 18 = 1 4 × 7 = 28 8 × 5 = 40三、乘法口诀题(共4题)四六二十四四九三十六四七二十八二四得八四、比大小(共8题)98 - 12 < 91 5 + 77 < 88 21 + 7 < 30 91 - 8 > 7767 + 42 > 96 26 + 17 > 38 55 + 29 < 86 49 + 58 > 88五、混合运算题(共14题)21 + 18 + 8 = 47 21 + 18 - 8 = 31 68 - 12 + 16 = 72 34 + 2 + 4 = 40 14 + 36 + 27 = 77 34 - 2 + 4 = 36 53 - 28 + 37 = 62 68 + 12 + 16 = 96 6+2×4=14 16×6-19=77 13×3-19=20 3×6-13=514×9÷6=21 12×5÷6=10班级姓名得分 _一、加减题(共12题)68 + 17 = 14 + 73 = 31 + 34 = 11 + 30 =62 + 1 = 22 + 22 = 75 + 6 = 11 + 7 =78 - 4 = 33 + 7 = 45 - 36 = 7 + 64 =二、乘除题(共12题)6 × 12 = 14 ÷ 14 = 13 × 5 = 5 × 12 =44 ÷ 2 = 16 × 5 = 45 ÷ 3 = 4 × 17 =54 ÷ 9 = 72 ÷ 18 = 56 ÷ 8 = 3 × 7 =三、乘法口诀题(共4题)五六( )十四四十( ) ( )九四十五 ( )八六十四四、比大小(共8题)85 - 13 ◯ 66 37 + 37 ◯ 71 36 + 17 ◯ 56 32 + 34 ◯ 7161 + 63 ◯ 94 59 + 50 ◯ 89 47 + 21 ◯ 69 12 + 58 ◯ 71五、混合运算题(共14题)78 + 7 + 15 = 18 - 6 + 54 = 53 + 4 + 18 = 78 - 7 + 15 =18 + 6 + 54 = 9 + 44 + 44 = 13 + 32 + 35 = 53 - 4 + 18 =2 × 5 + 11 = 5 × 10 + 11 = 19 + 11 × 8 = 10 × 9 + 2 =16 × 9 ÷ 8 = 6 × 5 ÷ 3 =一、加减题(共12题)68 + 17 = 85 14 + 73 = 87 31 + 34 = 65 11 + 30 = 41 62 + 1 = 63 22 + 22 = 44 75 + 6 = 81 11 + 7 = 18 78 - 4 = 74 33 + 7 = 40 45 - 36 = 9 7 + 64 = 71二、乘除题(共12题)6 × 12 = 72 14 ÷ 14 = 1 13 × 5 = 65 5 × 12 = 60 44 ÷ 2 = 22 16 × 5 = 80 45 ÷ 3 = 15 4 × 17 = 68 54 ÷9 = 6 72 ÷ 18 = 4 56 ÷ 8 = 7 3 × 7 = 21三、乘法口诀题(共4题)五六三十四四十六五九四十五八八六十四四、比大小(共8题)85 - 13 > 66 37 + 37 > 71 36 + 17 < 56 32 + 34 < 7161 + 63 > 94 59 + 50 > 89 47 + 21 < 69 12 + 58 < 71五、混合运算题(共14题)78 + 7 + 15 = 100 18 - 6 + 54 = 66 53 + 4 + 18 = 75 78 - 7 + 15 = 86 18 + 6 + 54 = 78 9 + 44 + 44 = 97 13 + 32 + 35 = 80 53 - 4 + 18 = 67 2×5+11=21 5×10+11=61 19+11×8=107 10×9+2=9216×9÷8=18 6×5÷3=10。
三年级数学速算练习题
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三年级数学速算练习题一、加减法速算1. 23 + 45 =2. 78 56 =3. 34 + 67 =4. 92 38 =5. 55 + 44 =二、乘法速算1. 3 × 7 =2. 4 × 9 =3. 6 × 5 =4. 8 × 2 =5. 5 × 6 =三、除法速算1. 36 ÷ 4 =2. 45 ÷ 5 =3. 63 ÷ 7 =4. 81 ÷ 9 =5. 54 ÷ 6 =四、混合运算速算1. 23 + 45 18 =2. 56 + 78 ÷ 2 =3. 9 × (7 4) =4. 72 ÷ 8 + 5 =5. (6 + 8) × 4五、巧算速算1. 99 + 1 =2. 100 99 =3. 25 × 4 =4. 125 × 8 =5. 1000 ÷ 8 =六、填空题1. 36 + ____ = 1002. 80 ____ = 503. 7 × ____ = 424. 81 ÷ ____ = 95. 15 + ____ ÷ 3 = 20七、应用题1. 小明有20个苹果,他给了小红5个,现在小明还剩多少个苹果?2. 一箱橙子有30个,小华每天吃3个,他可以连续吃几天?3. 小刚有8个篮球,他每天练习投篮4次,每次用2个篮球,他可以用这些篮球练习几天?4. 一本书有100页,小丽已经看了60页,她还剩下多少页没看?5. 一辆公交车上有40个座位,已经坐了25个人,还能上多少个人?八、判断题(对的写“√”,错的写“×”)1. 4 + 4 + 4 + 4 + 4 = 20()2. 9 × 9 = 81()3. 100 ÷ 25 = 4()4. 7 3 + 2 = 6()5. 16 ÷ 2 = 8()九、选择题(请在括号内填写正确答案的序号)1. 13 + 17 = ()A. 30B. 40C. 202. 85 58 = ()A. 27B. 37C. 473. 6 × 6 = ()A. 36B. 46C. 564. 81 ÷ 9 = ()A. 9B. 8C. 75. 9 + 6 × 2 = ()A. 18B. 24C. 30十、连加连减速算1. 5 + 6 + 7 + 8 =2. 12 4 3 2 =3. 15 + 20 + 25 =4. 50 10 15 =5. 18 + 19 17 +十一、时间速算1. 1小时20分 + 45分 =2. 2小时30分 50分 =3. 3小时45分 + 15分 =4. 4小时 1小时20分 =5. 90分 45分 =十二、长度单位换算1. 10厘米 = ____ 毫米2. 5米 = ____ 厘米3. 100厘米 = ____ 米4. 1米20厘米 = ____ 厘米5. 300毫米 = ____ 厘米十三、重量单位换算1. 2千克 = ____ 克2. 500克 = ____ 千克3. 1吨 = ____ 千克4. 2000克 = ____ 千克5. 3千克500克 = ____ 克答案一、加减法速算1. 23 + 45 = 682. 78 56 = 223. 34 + 67 = 1014. 92 38 = 545. 55 + 44 = 99二、乘法速算2. 4 × 9 = 363. 6 × 5 = 304. 8 × 2 = 165. 5 × 6 = 30三、除法速算1. 36 ÷ 4 = 92. 45 ÷ 5 = 93. 63 ÷ 7 = 94. 81 ÷ 9 = 95. 54 ÷ 6 = 9四、混合运算速算1. 23 + 45 18 = 502. 56 + 78 ÷ 2 = 893. 9 × (7 4) = 274. 72 ÷ 8 + 5 = 145. (6 + 8) × 4 = 56五、巧算速算1. 99 + 1 = 1002. 100 99 = 13. 25 × 4 = 1004. 125 × 8 = 10005. 1000 ÷ 8 = 125六、填空题2. 80 30 = 503. 7 × 6 = 424. 81 ÷ 9 = 95. 15 + 15 ÷ 3 = 20七、应用题1. 小明还剩15个苹果。
三年级数学加减法速算
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三年级数学加减法速算在计算整数加减法时,往常能够用以下方法进行速算:1,在计算加,减法时,假如某些数靠近整十,整百,整千,我们能够把这些数看作整十,整百,整千的数来计算,而后依据详细状况进行调整.2,在计算连加,连减和加减混淆运算时,我们能够应用加法的运算定律和减法的运算性质使计算简易 . 碰到含有小括号的加减混淆运算,假如括号前方是“+”号,去掉小括号,则不改变括号里面的运算符号;假如括号前方是“-”号,去掉小括号,则括号里的运算符号要改变 .例 1,用简易方法计算:299+ 86541+1002873-3984853-703试一试 1:用简易方法计算下边各题:398+ 27336+1021873- 2974825-1003例 2,用用简易方法计算:试一试2:用简易方法计算:93+88+ 90+87+ 91+89+92+ 9497+ 104+101+99+100+103+98例 3,用简易方法计算:试一试3:用简易方法乞降99999+9999+ 999+99+ 919999+1999+199+19例 4,用简易方法计算下边各题:446+ 72+154+328857-294-306957+234- 257359-298+441试一试 4:用简易方法计算724+ 55+645+176953-267-133426+755- 226362-199+238例 5,用简易方法计算:534+( 266-197)4480-( 955+ 480)573-( 242- 127)试一试 5:用简易方法计算187+( 313-202)5570-( 2870+570)597-( 327-203)例 6,用简易方法计算:1000-90-10-80-20- 70-30-60- 40-50- 50试一试 6:巧算1000-99-1- 98-2-97-3-96- 4- 95-5练习:用简易方法计算下边各题1,827+ 4978732- 20082004+271574- 3962,198+ 204+ 201+199+200+ 2033,8+98+998+9998+999982 / 34,89+123+11+ 177425-173-27871+ 97-271388- 199+ 312 5,421+( 297-125)785-( 231+285)328-( 198-172)6, 1000- 81-19- 82-18-83- 17-84-16-85-153 / 3。
2019-2020年三年级数学加减法速算练习
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2019-2020年三年级数学加减法速算练习在计算整数加减法时,通常可以用下列方法进行速算:1、在计算加、减法时,如果某些数接近整十、整百、整千……,我们可以把这些数看作整十、整百、整千……的数来计算,然后根据具体情况进行调整。
2、在计算连加、连减和加减混合运算时,我们可以应用加法的运算定律和减法的运算性质使计算简便。
遇到含有小括号的加减混合运算,如果括号前面是“+”号,去掉小括号,则不改变括号里面的运算符号;如果括号前面是“-”号,去掉小括号,则括号里的运算符号要改变。
例1、用简便方法计算:299+86 541+1002873-3984853-703试一试1:用简便方法计算下面各题:398+27 336+102 1873-297 4825-1003例2、用用简便方法计算:93+88+90+87+91+89+92+94 试一试2:用简便方法计算:97+104+101+99+100+103+98例3、用简便方法计算:99999+9999+999+99+9 试一试3:用简便方法求和19999+1999+199+19例4、用简便方法计算下面各题:446+72+154+328857-294-306957+234-257359-298+441试一试4:用简便方法计算724+55+645+176953-267-133426+755-226362-199+238例5、用简便方法计算:534+(266-197)4480-(955+480)573-(242-127)试一试5:用简便方法计算187+(313-202)5570-(2870+570)597-(327-203)例6、用简便方法计算:1000-90-10-80-20-70-30-60-40-50-50试一试6:巧算1000-99-1-98-2-97-3-96-4-95-5练习:用简便方法计算下面各题1、827+497 8732-2008 2004+271574-3962、198+204+201+199+200+2033、8+98+998+9998+999984、89+123+11+177425-173-27871+97-271388-199+3125、421+(297-125)785-(231+285)328-(198-172)6、1000-81-19-82-18-83-17-84-16-85-15附送:2017—2018学年第一学期三年级半期检测试卷(考试时间:70分钟) 成绩一、填一填。
一年级下册口算速算训练(20页)-10以内加减法
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10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题4 - 3 =5 - 2 = 2 + 1 = 5 + 1 =5 - 4 = 5 - 1 = 5 + 4 = 2 + 3 =2 - 1 = 5 + 4 =3 - 2 =4 +5 =2 - 1 = 1 + 4 = 5 - 1 = 2 + 4 =5 - 3 = 4 + 1 = 4 + 1 = 4 - 2 =2 + 2 =3 - 2 = 5 + 1 = 2 - 1 =2 +3 = 1 + 3 =4 + 4 = 4 + 4 =2 + 2 = 1 + 2 = 2 - 1 =3 + 1 =3 - 1 = 3 - 1 =4 + 2 = 2 + 1 =4 + 4 = 1 + 4 =5 - 3 = 3 - 2 =4 - 1 = 4 - 2 = 4 - 3 = 1 + 2 =5 + 3 = 5 - 2 = 2 + 4 = 5 - 2 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题2 - 1 = 2 - 1 = 1 + 5 = 4 + 5 =2 - 1 = 4 + 4 =3 - 1 = 5 + 1 =5 + 3 = 3 - 1 = 1 + 3 = 3 - 1 =4 - 3 = 4 - 2 = 3 - 1 = 4 - 2 =4 + 2 = 2 + 2 = 1 + 1 =5 - 1 =1 + 4 =2 +3 = 5 - 2 = 2 + 2 =5 - 1 = 5 - 3 = 4 + 3 = 3 + 5 =5 - 3 = 4 + 3 = 4 + 2 = 5 - 4 =3 + 2 = 5 -4 = 3 + 2 = 3 - 1 =4 - 3 =5 - 3 = 5 - 2 = 2 + 2 =5 + 3 = 4 - 2 = 4 + 1 = 3 + 1 =1 + 4 = 4 +2 = 2 - 1 = 4 - 2 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题1 + 1 = 5 + 1 = 1 + 2 = 2 - 1 =5 - 4 = 5 + 4 = 5 - 2 = 5 + 3 =5 - 2 = 2 - 1 = 5 + 5 = 4 - 3 =4 - 3 = 1 + 4 =5 + 5 = 5 - 2 =5 + 1 = 2 + 1 = 5 - 3 = 2 + 5 =3 - 2 = 1 + 2 =4 - 3 = 1 + 4 =5 - 1 = 3 + 4 = 1 + 3 = 5 - 4 =5 + 1 = 4 + 1 = 4 - 1 = 3 + 4 =5 - 1 = 1 + 4 = 4 + 4 = 4 - 2 =4 + 3 = 1 + 2 = 4 + 1 = 4 - 3 =2 - 1 = 4 + 2 = 2 + 1 =3 - 2 =4 + 3 = 1 + 4 = 4 +5 = 4 + 3 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题5 + 2 = 5 + 2 = 4 - 2 = 3 + 5 =3 - 1 = 5 - 2 = 5 - 3 = 2 - 1 =5 - 1 = 3 + 3 = 4 - 1 = 1 + 3 =3 - 2 = 1 + 1 = 1 + 1 = 5 + 3 =2 - 1 = 5 - 2 = 1 + 4 = 2 + 5 =5 - 2 = 2 - 1 = 1 + 5 = 4 - 1 =2 +3 = 5 - 1 = 2 - 1 = 2 + 1 =2 + 5 = 5 - 1 =3 - 1 =4 + 1 =2 - 1 = 5 + 4 = 5 - 4 = 2 +3 =4 +5 = 5 - 4 = 3 - 1 = 2 - 1 =5 - 3 = 2 + 2 = 5 + 2 = 2 - 1 =1 + 4 = 4 - 3 = 5 +2 = 4 - 1 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题3 + 4 = 3 + 2 = 4 - 3 = 5 - 2 =5 - 4 = 3 - 1 = 4 + 2 = 4 + 3 =4 +5 = 4 - 2 = 4 + 5 = 3 - 1 =4 + 3 = 1 + 3 = 4 + 4 = 4 - 3 =2 - 1 =3 + 3 = 5 - 3 = 3 - 2 =4 - 2 =5 + 5 = 2 + 4 = 3 + 3 =3 + 1 = 2 - 1 = 5 + 3 =4 + 2 =5 + 2 = 2 - 1 = 4 - 3 = 2 + 3 =3 - 1 = 3 + 2 =4 + 2 =5 - 4 =4 + 2 = 4 + 1 = 2 +5 = 2 - 1 =4 + 2 = 4 - 2 =5 - 1 = 4 + 4 =4 - 3 =5 - 4 = 5 + 5 = 5 - 2 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题3 + 2 = 5 - 1 = 4 - 3 = 3 + 3 =1 + 5 = 4 - 3 =2 +3 = 1 + 5 =2 + 2 = 4 - 1 =3 + 5 = 5 - 1 =4 - 2 = 3 + 1 = 3 + 3 = 3 - 2 =5 + 2 = 5 - 3 = 5 - 2 = 5 - 3 =4 - 3 = 1 + 4 =5 - 3 = 5 - 1 =3 + 1 = 1 + 5 = 5 - 3 = 5 - 1 =2 + 4 = 1 + 5 = 4 + 1 = 4 + 4 =2 + 2 = 2 - 1 = 2 + 5 = 4 - 1 =4 + 1 = 3 - 1 = 4 - 3 = 3 + 4 =5 - 4 = 3 + 3 = 4 + 3 = 4 - 2 =5 + 1 = 2 + 2 = 3 - 1 = 5 - 1 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题5 + 3 = 4 + 3 = 2 + 2 = 4 + 1 =1 + 4 = 5 - 4 = 5 + 5 =2 + 4 =5 - 3 = 2 + 3 = 5 - 1 = 4 + 1 =4 + 3 = 2 - 1 = 2 - 1 =5 - 3 =4 - 2 = 4 + 4 =5 - 1 = 3 - 2 =4 +5 = 4 - 2 = 4 + 1 = 3 - 2 =4 + 1 = 4 + 1 = 3 + 1 = 2 - 1 =1 + 1 = 3 + 4 =2 +3 = 3 +4 =5 + 1 = 2 + 3 = 3 + 1 = 5 - 4 =5 - 4 = 4 - 3 = 2 + 1 = 5 - 2 =3 + 5 = 3 + 2 = 5 + 2 = 3 - 2 =4 - 1 = 4 + 2 = 4 +5 = 4 - 3 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题2 - 1 = 4 + 4 = 4 - 2 = 4 + 3 =2 - 1 = 5 - 2 = 1 +3 =4 + 2 =4 - 3 =5 - 1 = 4 - 2 = 5 - 2 =1 +2 = 4 -3 = 3 + 3 =4 - 1 =5 - 4 = 3 - 1 = 5 - 1 = 1 + 3 =2 - 1 = 4 -3 =4 - 3 = 4 +5 =3 - 1 = 3 + 3 = 5 - 1 =4 - 3 =2 + 5 = 1 + 5 = 4 +3 = 2 + 1 =5 + 3 = 5 - 4 = 1 + 4 = 1 + 2 =3 + 2 = 2 + 1 = 3 + 2 = 5 - 3 =3 +4 = 1 + 2 = 3 - 1 = 4 - 3 =4 - 3 =5 + 1 = 2 + 3 = 2 - 1 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题3 - 1 = 5 - 1 = 5 + 1 = 2 + 1 =4 - 3 = 2 + 2 = 3 + 2 = 2 - 1 =5 - 3 = 4 + 5 = 3 - 1 = 4 - 2 =5 + 4 = 5 - 2 = 5 - 3 = 3 + 1 =5 - 1 = 5 + 5 = 5 - 3 = 3 + 1 =3 + 3 =4 + 4 =5 - 2 = 4 + 2 =2 + 5 =3 - 1 =4 - 1 = 2 - 1 =2 + 1 = 1 + 5 =3 +4 = 4 - 3 =4 - 2 = 1 + 1 = 3 +5 = 5 + 1 =1 + 3 = 1 + 4 =2 +3 =4 + 3 =2 + 5 =3 + 5 = 3 +4 = 2 - 1 =5 - 1 = 2 - 1 = 2 + 1 = 5 + 1 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题5 - 2 = 1 + 5 = 5 - 2 = 4 - 3 =3 + 3 = 1 + 3 = 5 -4 = 3 + 4 =3 - 2 = 3 - 1 =4 - 3 = 4 - 1 =4 - 3 =5 - 4 = 5 + 3 = 3 + 4 =4 - 1 = 1 + 4 = 1 +5 = 4 - 1 =5 - 3 = 3 + 4 = 5 + 2 = 2 - 1 =5 + 1 = 1 + 1 = 1 + 4 = 5 - 4 =4 + 2 = 3 + 4 = 1 + 1 = 3 - 2 =5 - 1 = 5 + 5 = 5 + 2 = 3 + 2 =4 - 2 = 4 + 3 = 4 - 2 = 4 + 4 =3 + 5 =4 - 2 = 3 - 2 = 4 - 1 =5 + 1 = 3 + 5 = 4 + 5 = 3 + 4 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题2 - 1 = 3 + 3 = 5 - 2 = 4 - 1 =2 - 1 = 4 + 2 = 4 + 4 = 5 -3 =5 - 2 = 1 + 3 = 5 + 3 = 4 + 4 =5 - 4 = 3 + 1 = 5 + 2 = 5 - 4 =1 + 1 = 5 +2 = 2 + 1 = 5 +3 =3 - 1 = 3 - 2 = 3 - 2 = 2 + 5 =2 - 1 =3 - 1 = 5 - 1 = 3 - 2 =5 + 5 = 1 + 1 = 3 + 1 = 5 - 2 =4 + 2 = 4 + 3 = 2 - 1 = 3 +5 =5 - 1 = 2 - 1 = 4 + 5 = 3 + 2 =3 - 1 = 5 - 2 = 5 -4 =5 - 3 =4 + 1 = 2 - 1 = 3 + 4 = 1 + 2 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题4 + 4 = 2 + 3 = 2 + 3 = 2 + 1 =4 + 1 = 4 - 3 = 3 +5 = 4 + 4 =5 - 1 = 4 - 1 = 4 - 2 = 1 + 5 =1 + 3 = 3 - 1 = 5 + 3 = 3 +2 =4 + 4 = 3 + 3 = 3 + 4 =5 - 3 =4 +5 = 3 - 2 = 5 - 2 = 4 - 1 =5 + 1 = 5 - 2 = 3 + 2 = 2 + 4 =2 + 2 = 4 - 1 = 1 + 1 = 1 + 1 =3 + 1 = 5 + 2 =4 - 1 =5 - 2 =1 + 5 = 5 - 1 = 5 - 4 =2 - 1 =4 + 2 =5 - 4 = 3 - 1 = 5 - 2 =3 - 2 = 3 +4 =5 - 3 = 4 + 5 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题4 - 1 =5 - 2 = 3 + 4 = 3 - 1 =5 - 3 = 4 - 2 = 5 - 3 = 4 - 3 =5 + 3 = 4 + 2 = 2 + 4 = 5 - 2 =5 + 1 = 2 + 5 = 4 - 3 = 2 + 4 =4 + 1 = 3 - 2 =5 - 1 = 5 - 1 =4 - 2 =5 - 2 = 5 + 5 = 5 - 1 =2 + 5 = 4 - 1 = 2 + 4 = 4 - 2 =4 - 1 =5 - 1 = 1 + 4 = 2 + 5 =3 + 3 = 5 + 2 = 2 + 5 = 3 - 1 =5 - 3 = 4 - 1 = 4 - 1 = 3 + 5 =4 - 2 = 3 +5 = 3 + 5 = 4 - 1 =5 - 3 = 5 - 2 = 4 + 5 = 3 - 2 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题5 - 4 = 4 - 2 = 4 - 2 = 4 - 2 =3 + 3 = 3 +4 = 2 - 1 = 3 - 1 =5 - 1 = 5 - 2 = 2 - 1 = 1 + 5 =4 - 2 =5 - 2 = 4 - 2 = 5 + 1 =5 + 4 = 5 + 4 = 2 + 4 = 5 - 1 =4 - 1 = 3 + 2 = 2 + 3 = 4 - 1 =5 + 3 = 2 + 5 = 3 + 3 = 5 - 2 =2 + 4 = 4 - 2 = 5 + 2 = 4 -3 =5 + 2 = 4 + 5 = 5 + 5 = 4 + 4 =5 + 5 = 3 + 1 = 2 + 2 = 4 + 1 =2 + 5 =3 - 1 = 3 - 1 = 5 - 1 =2 - 1 = 5 + 2 = 5 - 4 = 4 -3 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题5 - 3 = 5 - 2 = 3 - 2 = 2 + 2 =4 +5 = 5 - 2 = 4 - 3 = 3 - 1 =5 - 3 = 5 - 1 = 3 + 2 = 4 - 1 =5 - 3 = 5 - 3 = 4 + 1 = 3 - 2 =4 + 1 = 2 + 1 = 4 - 2 = 3 + 3 =1 + 3 = 4 - 1 = 1 + 5 = 3 + 4 =3 + 3 =4 + 4 = 4 + 4 = 2 - 1 =5 - 1 = 5 - 3 = 5 - 2 = 5 + 4 =5 + 3 = 3 - 2 = 4 + 3 = 2 + 4 =3 + 3 = 5 - 3 =4 + 4 =5 - 2 =3 - 1 = 2 - 1 =4 + 1 = 3 - 1 =2 + 1 = 4 - 2 = 1 + 2 = 4 + 2 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题5 - 3 = 4 + 1 = 4 - 3 = 3 - 2 =5 + 2 = 4 + 4 = 4 - 2 = 5 - 3 =2 + 2 = 2 + 1 = 4 - 2 = 4 -3 =4 - 1 =5 + 4 = 3 + 3 = 3 - 2 =4 + 4 =5 + 3 = 3 + 3 = 1 + 2 =3 +4 =5 + 4 = 1 + 4 = 4 - 1 =1 + 5 = 3 + 5 = 5 + 1 = 1 +2 =4 - 1 = 2 - 1 =5 - 3 = 1 + 1 =3 +4 = 1 + 2 = 2 + 3 = 3 - 2 =4 + 1 = 4 - 1 = 3 +5 = 3 + 1 =3 + 5 = 3 - 2 = 5 + 3 = 3 - 2 =2 + 4 = 2 - 1 = 4 + 4 = 5 - 4 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题1 + 5 = 1 + 1 = 4 + 3 = 3 + 5 =3 + 2 = 5 + 1 = 3 + 5 = 1 + 1 =4 + 3 =5 + 4 = 5 + 3 = 2 - 1 =2 + 1 = 4 - 1 = 5 -3 = 1 +4 =2 - 1 = 2 - 1 = 4 +3 = 3 + 3 =4 + 4 = 2 +5 = 4 - 2 = 3 + 5 =1 + 3 = 4 +2 =3 - 2 =4 + 1 =3 - 2 =4 + 2 = 2 - 1 =5 - 1 =1 + 1 = 5 - 3 = 5 + 1 = 1 + 3 =4 + 4 =5 - 4 = 4 - 2 = 3 + 1 =4 - 1 = 3 - 1 = 4 - 1 =5 - 2 =3 + 3 = 5 - 3 = 2 + 2 = 5 + 3 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题4 + 3 = 2 - 1 = 4 - 1 = 3 - 2 =4 + 1 = 4 - 1 = 2 + 1 =5 - 2 =4 - 3 = 4 +5 = 5 - 2 = 2 + 5 =3 - 2 = 5 -4 = 4 +5 = 5 + 3 =5 - 3 = 5 + 3 = 3 + 1 = 1 + 3 =5 - 4 = 4 - 1 = 4 - 1 = 5 - 1 =5 - 1 = 4 + 3 = 4 - 1 = 2 - 1 =2 + 2 = 5 - 4 = 1 + 5 = 4 + 5 =1 +2 = 5 - 2 = 5 - 1 = 4 -3 =3 + 2 = 2 + 2 = 5 - 2 = 2 + 2 =5 + 4 = 1 + 5 = 4 - 3 = 3 + 2 =1 + 1 = 4 -2 = 2 +3 =4 - 3 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题4 - 3 = 2 + 1 = 4 + 2 = 4 - 1 =4 + 1 =5 - 4 = 2 + 1 = 5 - 2 =1 + 3 = 5 + 4 = 4 -2 = 2 - 1 =3 + 1 = 1 + 2 =4 + 2 = 1 + 2 =2 +3 = 5 -4 =5 - 2 = 5 + 3 =2 +3 =4 + 4 = 2 + 2 = 4 - 1 =4 - 2 = 2 - 1 = 4 + 1 = 2 +5 =1 +2 =3 + 3 =4 + 1 = 2 + 1 =5 - 1 = 2 - 1 = 4 - 3 = 3 - 1 =3 - 1 = 5 - 1 = 3 - 2 = 5 -4 =4 + 4 = 4 - 2 = 4 + 2 =5 + 2 =1 + 1 = 5 + 3 =2 + 1 = 5 - 2 =10以内加减法日期: 年 月 日 时间: 分钟 对: 题 错 题5 + 5 = 1 + 3 = 5 - 3 = 4 + 5 =4 +5 = 2 - 1 = 3 + 1 = 2 + 2 =4 - 3 = 4 + 2 = 3 +5 = 3 + 1 =4 + 4 = 3 + 2 =5 + 1 = 2 + 3 =2 - 1 =3 - 2 = 3 +4 = 4 + 1 =1 +2 =3 +4 = 3 - 1 = 2 + 3 =2 + 2 = 1 +3 =4 - 1 =5 - 2 =5 - 1 = 5 + 3 = 2 + 2 = 4 - 3 =4 + 2 =5 - 2 = 5 - 3 = 4 + 5 =4 - 3 =5 + 4 = 3 - 1 = 3 - 2 =5 - 4 = 3 + 2 = 4 - 3 = 5 + 3 =5 - 2 = 5 + 3 = 2 + 1 = 2 + 5 =。
速算练习题四年级
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速算练习题四年级四年级是算术学习的关键年级,而速算是培养学生快速计算能力的重要环节。
下面将给出一系列速算练习题,帮助四年级学生提高计算速度和准确性。
一、加减法练习1. 78 + 59 =2. 102 - 47 =3. 236 + 189 =4. 415 - 238 =5. 725 + 368 =6. 568 - 119 =二、乘法口诀练习7. 9 × 7 =8. 6 × 3 =9. 8 × 4 =10. 5 × 9 =11. 7 × 6 =12. 3 × 8 =三、混合运算练习13. 25 + 17 - 10 =14. 36 - 18 + 22 =15. 8 × 6 + 9 =16. 12 ÷ 3 + 7 =17. 5 × 4 - 9 ÷ 3 =18. 15 + 6 × 4 - 18 ÷ 3 =四、填空题练习19. 63 ÷ 7 = ______20. 35 + ______ = 5321. ______ × 9 = 5422. 63 - ______ = 4223. ______ ÷ 6 = 824. 48 - 36 + ______ = 22以上是速算练习题,你可以根据自己的能力挑选适合的题目进行练习。
当然,在进行速算练习时,有一些小技巧可以帮助你更加高效地完成题目。
首先,在进行加法和减法计算时,要学会利用进位和借位。
例如,在计算78 + 59时,可以先计算个位数,8 + 9 = 17,在个位数结果的基础上,再计算十位数,7 + 5 + 1(来自个位的进位)= 13,最终结果为137。
其次,在进行乘法计算时,要熟记乘法口诀表,这将帮助你更快地完成乘法题目。
例如,9 × 7可以根据乘法口诀表中9对应的结果,即63。
最后,在进行混合运算时,要注意运算顺序。
小学二年级数学速算练习题及答案
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小学二年级数学速算练习题及答案第一节:加法运算(题目及答案)1. 7 + 2 = 92. 6 + 4 = 103. 3 + 5 = 84. 9 + 1 = 105. 5 + 3 = 8第二节:减法运算(题目及答案)1. 8 - 3 = 52. 10 - 4 = 63. 9 - 2 = 74. 7 - 1 = 65. 6 - 3 = 3第三节:混合加减法运算(题目及答案)1. 7 + 2 - 1 = 82. 5 - 3 + 4 = 63. 9 + 1 - 2 = 84. 6 - 2 + 3 = 75. 4 + 3 -1 = 6第四节:乘法运算(题目及答案)1. 2 × 3 = 62. 3 × 4 = 123. 5 × 2 = 104. 4 × 1 = 45. 6 × 3 = 18第五节:除法运算(题目及答案)1. 8 ÷ 2 = 42. 12 ÷ 3 = 43. 10 ÷ 5 = 24. 9 ÷ 3 = 35. 15 ÷ 5 = 3第六节:混合四则运算(题目及答案)1. 5 + 2 × 3 = 112. 7 - 4 ÷ 2 = 53. 6 + 5 - 2 × 3 = 24. 9 ÷ 3 + 1 = 45. 4 × 2 - 3 + 1 = 6这些速算练习题旨在帮助二年级的小学生提高他们的计算能力。
为了更好地巩固他们在课堂上所学的数学知识,每一节都包含了不同类型的运算题目,涵盖加法、减法、乘法和除法。
题目难度逐渐增加,帮助学生逐步提高解题技巧和运算效率。
通过这些练习题,学生们可以加深对数字和运算规则的理解,培养他们的逻辑思维能力和数学推理能力。
此外,答案提供了快速核对的功能,学生们可以及时纠正错误,加强对正确答案的记忆。
在练习的过程中,鼓励学生们按照正确的步骤进行运算,培养他们的注意力和集中力,提高他们的运算速度和准确性。
一年级数学下速算练习题
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一年级数学下速算练习题速算是数学学习中的一种重要技能,它可以帮助我们在较短的时间内快速计算出数值。
下面是一些一年级数学下速算练习题,希望能够帮助同学们提高速算能力。
1. 计算题:(1) 8 + 5 =(2) 4 - 2 =(3) 6 × 2 =(4) 9 ÷ 3 =2. 快速计算:(1) 7 × 3 - 4 =(2) 12 ÷ 3 + 5 =(3) 6 × 4 + 5 - 3 =(4) 18 ÷ 6 × 2 =3. 快速填空:(1) 8 + 6 = ___(2) 7 × 2 = ___(3) 12 ÷ 4 = ___(4) 15 - 9 = ___4. 连加连减:(1) 1 + 2 + 3 + 4 + 5 =(2) 10 - 2 - 3 - 1 =(3) 5 + 4 + 3 - 2 - 1 =(4) 20 - 3 - 4 + 6 =5. 巧算运算:(1) 8 × 5 = (10 × 5) - (2 × 5) = ___(2) 8 × 7 = (10 × 7) - (2 × 7) = ___(3) 9 × 6 = (10 × 6) - (1 × 6) = ___(4) 7 × 9 = (10 × 9) - (3 × 9) = ___ 6. 快速乘法:(1) 9 × 4 = (10 × 4) - (1 × 4) = ___(2) 6 × 7 = (10 × 7) - (3 × 7) = ___(3) 8 × 5 = (10 × 5) - (2 × 5) = ___(4) 5 × 8 = (10 × 8) - (2 × 8) = ___ 7. 快速除法:(1) 16 ÷ 2 = (10 ÷ 2) + (6 ÷ 2) = ___(2) 24 ÷ 4 = (20 ÷ 4) + (4 ÷ 4) = ___(3) 36 ÷ 6 = (30 ÷ 6) + (6 ÷ 6) = ___(4) 48 ÷ 8 = (40 ÷ 8) + (8 ÷ 8) = ___8. 快速加减法:(1) 8 × 9 - 8 = (80 - 8) = ___(2) 7 × 7 + 7 - 5 = (49 + 7 - 5) = ___(3) 6 × 5 + 6 - 3 = (30 + 6 - 3) = ___(4) 10 ÷ 2 - 1 × 4 = (5 - 1 × 4) = ___以上是一些适合一年级学生的速算练习题,希望同学们通过不断的练习,能够提高自己的速算能力,更加游刃有余地应对数学运算。
加法速算题以内快速数字相加题
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加法速算题以内快速数字相加题加法速算题是数学教科书上常见的一种题型,也是日常生活中经常会遇到的计算问题。
通过掌握加法速算技巧,我们可以在短时间内快速准确地完成数字相加的计算,提高计算效率。
本文将介绍几种常见的加法速算技巧,并通过实例演示其具体应用。
一、相近数相加法相近数相加法适用于两个数相加,其中一个数的个位数与另一个数的个位数之和为10的倍数。
例如:27 + 33 = 27 + 30 + 3 = 57 + 3 = 60二、前进单位法前进单位法适用于一个数的个位上的数字与另一个数上各位的数字之和为10的倍数且较为接近的情况。
例如:25 + 37 = 25 + 40 - 3 = 65 - 3 = 62三、调整法调整法适用于一个数的个位上的数字与另一个数的个位上的数字之和大于等于10的情况。
例如:68 + 47 = (68 + 2) + 45 = 70 + 45 = 115四、十位进位法十位进位法适用于一个数的十位上的数字与另一个数的个位上的数字之和大于等于10的情况。
例如:58 + 47 = 50 + 8 + 40 + 7 = 90 + 15 = 105五、重组法重组法适用于一个数的各位数与另一个数的各位数之和为10的倍数。
例如:46 + 59 = (40 + 50) + (6 + 9) = 90 + 15 = 105通过掌握以上几种加法速算技巧,我们可以在短时间内迅速完成数字相加计算,提高计算效率。
在实际应用中,经常出现一连串的数字相加题,我们可以运用以上技巧将其拆分为若干个小题,以进一步提高计算速度。
例如,对于以下加法题:567 + 234 + 412 + 198 + 351 + 678我们可以按照如下步骤进行计算:567 + 234 = 801801 + 412 = 12131213 + 198 = 14111411 + 351 = 17621762 + 678 = 2440通过将复杂的加法题分解为多个小题,我们可以逐步计算,使得整个计算过程更加简洁清晰,同时也能够减少出错的可能性。