小数除法计算题

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小数除法简便运算50道

小数除法简便运算50道

小数除法简便运算50道小数除法是数学中常见的运算方法,它用于计算两个小数的除法。

在日常生活和工作中,我们经常会遇到需要进行小数除法的情况,因此掌握小数除法的简便运算方法非常重要。

本文将介绍50道小数除法的简便运算题目,帮助读者加深对小数除法的理解和应用。

1. 0.8 ÷ 0.2 = 42. 2.5 ÷ 0.5 = 53. 0.6 ÷ 0.3 = 24. 4.8 ÷ 0.4 = 125. 1.2 ÷ 0.8 = 1.56. 3.6 ÷ 0.6 = 67. 0.25 ÷ 0.05 = 58. 0.16 ÷ 0.04 = 49. 2.4 ÷ 0.3 = 810. 1.8 ÷ 0.9 = 211. 0.75 ÷ 0.25 = 312. 0.48 ÷ 0.12 = 413. 8.4 ÷ 0.6 = 1414. 0.64 ÷ 0.16 = 415. 5.2 ÷ 0.8 = 6.516. 1.6 ÷ 0.4 = 418. 0.24 ÷ 0.06 = 419. 3.2 ÷ 0.4 = 820. 0.72 ÷ 0.9 = 0.821. 6.5 ÷ 0.5 = 1322. 1.25 ÷ 0.25 = 523. 0.15 ÷ 0.03 = 524. 0.08 ÷ 0.02 = 425. 7.5 ÷ 0.3 = 2526. 0.56 ÷ 0.14 = 427. 4.8 ÷ 0.8 = 628. 2.1 ÷ 0.7 = 329. 0.45 ÷ 0.15 = 330. 0.32 ÷ 0.08 = 431. 9.6 ÷ 0.6 = 1632. 0.72 ÷ 0.18 = 433. 6.4 ÷ 0.8 = 834. 3.6 ÷ 0.9 = 435. 0.56 ÷ 0.14 = 436. 0.36 ÷ 0.09 = 437. 12.8 ÷ 0.8 = 1638. 0.96 ÷ 0.24 = 440. 4.2 ÷ 0.6 = 741. 0.84 ÷ 0.12 = 742. 0.32 ÷ 0.04 = 843. 16.8 ÷ 0.6 = 2844. 0.96 ÷ 0.12 = 845. 10.5 ÷ 0.3 = 3546. 5.6 ÷ 0.7 = 847. 0.84 ÷ 0.21 = 448. 0.48 ÷ 0.06 = 849. 14.4 ÷ 0.6 = 2450. 0.72 ÷ 0.09 = 8这50道小数除法的简便运算题目涵盖了不同的小数除法情况,包括整数除以小数、小数除以整数和小数除以小数。

练习题小数除法50道

练习题小数除法50道

练习题小数除法50道练习题小数除法50道小数除法是数学中的一个重要概念,也是我们日常生活中经常遇到的计算问题之一。

通过练习小数除法,我们可以加深对小数的理解,提高计算能力。

下面,我将为大家准备了50道小数除法的练习题,希望能够帮助大家巩固知识,提高技能。

1. 0.6 ÷ 0.2 = 32. 0.75 ÷ 0.25 = 33. 0.48 ÷ 0.12 = 44. 0.9 ÷ 0.3 = 35. 0.64 ÷ 0.16 = 46. 0.5 ÷ 0.05 = 107. 0.72 ÷ 0.18 = 48. 0.36 ÷ 0.12 = 39. 0.8 ÷ 0.2 = 410. 0.45 ÷ 0.15 = 311. 0.56 ÷ 0.28 = 212. 0.63 ÷ 0.09 = 713. 0.72 ÷ 0.08 = 914. 0.54 ÷ 0.18 = 315. 0.81 ÷ 0.09 = 916. 0.99 ÷ 0.33 = 318. 0.45 ÷ 0.09 = 519. 0.64 ÷ 0.08 = 820. 0.81 ÷ 0.27 = 321. 0.63 ÷ 0.21 = 322. 0.54 ÷ 0.27 = 223. 0.72 ÷ 0.36 = 224. 0.99 ÷ 0.11 = 925. 0.81 ÷ 0.27 = 326. 0.63 ÷ 0.09 = 727. 0.72 ÷ 0.08 = 928. 0.54 ÷ 0.18 = 329. 0.81 ÷ 0.09 = 930. 0.99 ÷ 0.33 = 331. 0.72 ÷ 0.24 = 332. 0.45 ÷ 0.09 = 533. 0.64 ÷ 0.08 = 834. 0.81 ÷ 0.27 = 335. 0.63 ÷ 0.21 = 336. 0.54 ÷ 0.27 = 237. 0.72 ÷ 0.36 = 238. 0.99 ÷ 0.11 = 940. 0.63 ÷ 0.09 = 741. 0.72 ÷ 0.08 = 942. 0.54 ÷ 0.18 = 343. 0.81 ÷ 0.09 = 944. 0.99 ÷ 0.33 = 345. 0.72 ÷ 0.24 = 346. 0.45 ÷ 0.09 = 547. 0.64 ÷ 0.08 = 848. 0.81 ÷ 0.27 = 349. 0.63 ÷ 0.21 = 350. 0.54 ÷ 0.27 = 2通过以上50道小数除法的练习题,我们可以看到,小数除法的计算方法和整数除法类似,但是需要注意小数点的位置。

10道小数除法

10道小数除法

10道小数除法小数除法是数学运算中最基础的除法运算,它可以帮助学生更熟悉小数的概念,也广泛应用于实际计算中。

小数除法操作也很简单,学生们只要掌握了其基本的原理,就能在计算上更轻松地发展。

下面就来看一看10道小数除法的例题。

(1) 0.7÷0.2= 3.5(2) 3.2÷0.5= 6.4(3) 4.5÷0.3= 15(4) 7.8÷0.9= 8.7(5) 9.7÷0.2= 48.5(6) 3.6÷0.1= 36(7) 8.5÷0.4= 21.25(8) 4.9÷0.6= 8.16(9) 3.6÷0.3= 12(10) 7.2÷0.2= 36从以上几道题中可以看出,小数除法和一般的除法操作是一样的,只是遇到小数时,需要把小数点往右移动,直到结果中不包含小数点为止。

如果可以做出整数结果,那么可以直接省略小数点,但是如果结果仍为小数时,就需要在结果后面加上小数点,继续移动小数点直到小数点后完整计算完毕。

可以看出,小数除法操作也是很简单的,只要把小数点移动到位,乘法和减法操作就可以完成,而且也很容易掌握。

这样,学生们在做题时就可以更加专注于理解题意,而不是受毫无理由的计算烦恼。

此外,小数除法在实际运算中也很常用。

例如,当我们想知道5元钱可以换多少苹果时,可以将5除以苹果的价格,得到结果,即可知晓最后可以买多少个苹果。

当需要计算的价格的小数位数比较多时,小数除法的运算就更加明显了。

通过计算可以更准确地得出正确的结果,从而减少后续发生的误差。

综上所述,小数除法是必须要掌握的基本运算,它可以帮助学生熟悉小数的概念,也可以更准确地做出实际计算。

因此,学生们应该加强对小数除法的认识和掌握,熟练掌握小数除法的操作,以获得更好的数学能力。

小数除法口算练习题

小数除法口算练习题

小数除法口算练习题
本文为小数除法口算练习题,旨在帮助读者提升小数除法的口算能力。

请读者按照题目要求进行计算,并在心算后直接回答。

以下是一些小数除法练习题,每题后附有答案,请读者先自行尝试计算,再核对答案。

1. 0.8 ÷ 0.2 = ?
答案:4
2. 1.6 ÷ 0.4 = ?
答案:4
3. 2.5 ÷ 0.5 = ?
答案:5
4. 3.2 ÷ 0.8 = ?
答案:4
5. 4.8 ÷ 0.3 = ?
答案:16
6. 6.3 ÷ 0.7 = ?
答案:9
7. 7.6 ÷ 0.4 = ?
答案:19
8. 9.2 ÷ 0.6 = ?
答案:15.333(保留三位小数)
9. 10.5 ÷ 0.35 = ?
答案:30
10. 12.8 ÷ 0.2 = ?
答案:64
注意:在小数除法中,被除数可以是整数或小数,除数必须是非零
小数。

小数点的位置需要对齐,计算过程一定要仔细,小心漏掉或计
算错误。

练习题的答案只是参考,需要读者自行核对和比对答案,以加强对
小数除法的理解和掌握。

如果有错误或疑问,请及时修改或咨询老师。

通过这些小数除法练习题,相信读者能够提高自己的口算能力,更
加熟练地进行小数除法计算。

请读者多加练习,不断巩固和提高自己
的数学能力。

文章到此结束,希望这些练习题能对读者有所帮助。

祝愿大家学习
进步,数学能力更上一层楼!。

小数除法题十道

小数除法题十道

小数除法题十道本文将为大家提供十道小数除法题,旨在帮助读者加深对小数除法的理解和掌握。

每道题目都会附上详细的解答过程,希望能够对读者有所帮助。

让我们一起来挑战这些小数除法题吧!题目1计算:0.36 ÷ 0.12解答过程:0.36 ÷ 0.12 = 3题目2计算:0.45 ÷ 0.05解答过程:0.45 ÷ 0.05 = 9题目3计算:1.25 ÷ 0.5解答过程:1.25 ÷ 0.5 =2.5题目4计算:3.6 ÷ 1.2解答过程:3.6 ÷ 1.2 = 3题目5计算:4 ÷ 0.8解答过程:4 ÷ 0.8 = 5题目6计算:7.2 ÷ 1解答过程:7.2 ÷ 1 = 7.2题目7计算:9 ÷ 4解答过程:9 ÷ 4 = 2.25题目8计算:12.5 ÷ 2.5解答过程:12.5 ÷ 2.5 = 5题目9计算:16 ÷ 0.8解答过程:16 ÷ 0.8 = 20题目10计算:18 ÷ 1.2解答过程:18 ÷ 1.2 = 15通过以上十道小数除法题的练习,相信读者对小数除法的运算规则有了更深入的理解。

在进行小数除法运算时,需要将小数转化为分数,并进行相应的计算。

同时,我们也可以利用简化分数、约分等方法来简化运算过程。

希望本文能够对读者在小数除法方面的学习和应用有所帮助!。

小数除法计算题500道含答案

小数除法计算题500道含答案

小数除法计算题500道(口算300道+竖式200道)含答案一.口算题(共50小题)1.直接写出下面各题的得数.4.8÷0.8=7.5﹣4.5=0.75÷15= 3.5×0.4=10÷0.01=10﹣2.05=0.6×1.5=4÷0.25=1.36+2.87+3.64= 1.8×0.4×0.25=2.直接写出得数.2.1÷0.7=2÷5=1÷0.2=7÷8= 5.3÷0.53=0.1÷0.01=0.25×40= 6.5﹣5.6= 1.26÷0.6=0.54÷6=3.直接写得数30.2÷2=0.01÷0.5=0.72÷8= 4.8÷0.06=6.4+3.6=1÷3=10﹣1.55= 1.25×8=4.口算.0.9÷0.03=7.2﹣2=0.05×2=0.74×11= 0.25×4÷0.25×4= 3.1÷3.1= 1.32+8﹣1.32+8=7.2÷40=6.25﹣0.87+0.13=0.4×2.7×25=5.直接写得数.6.3÷0.3= 1.8×0.5=25.1+4.9= 2.5×0.5×4=6.直接写出得数.6.4÷0.2=0.9﹣0.89= 1.07+8.3= 3.6÷10= 100×1.5=8.1+9= 4.5×0.2=11﹣3.9=7.直接写得数.5.6÷0.8=6.82﹣5.2= 2.5×0.04=1﹣0.5+0.5= 9.15÷0.3=17.2÷0.86= 1.8÷0.1=12.5×0.8×0=8.直接写得数1.4×100=2.80÷10= 2.4÷100=0.33×1000=90÷6=0.025×100=90÷100=0.32+1.98= 14.3+5.7=9×99+9=9.直接写得数.10÷0.01=0.22+0.8=10﹣2.05=4÷0.25=0÷19.8=0.2×0.05= 1.36+3.64=0.4×0.25=10.直接写得数0.25÷0.5=0.32÷0.04= 1.25×4=1.6÷0.4=0.54÷6= 5.6÷7=11.直接写得数.5.09÷10=12.5×0.8=0.5÷0.25=45.6÷1=32.1×0.2= 0.25×6=0.4×0.5=0.54÷0.9=10.2÷0.01=12.5×0.8=12.口算4÷5= 1.8÷0.03=75÷2.5=0.2×25.4=3.6+4.4=10﹣5.2= 3.4×0.2=7.8÷6=13.直接写出得数3.6÷0.3= 6.3÷7= 5.6×100=0.25×4=0.56÷28=36÷0.9=0.64+0.8=0.72×3=1.2×20=7÷5= 6.12÷0.5=2.9÷5÷0.2=14.口算3.4÷2= 2.7÷0.3=0.42÷6=4.12×2=6.3÷0.9= 1.53+2.4= 4.8×0.5= 6.4÷80=40×0.41=30.9×9=10×4.1= 4.6÷0.5=15.直接写得数.0.25÷5=0.72÷0.9= 3.145×100=7.2÷3.6=1÷50=12.4÷4.1=0.01+0.99=7.6÷7.6= 1.25×4=50﹣0÷2.5=16.直接写得数0.35÷5=0.3×2=0.3÷0.2=0.7×0.9=0÷7÷3= 2.4×5= 4.9×0=2×0.45×5=17.口算我最棒.0.64÷1.6= 1.4×0.5=0.72÷0.9=10.9﹣8.9= 2.7+7.2=0÷1.5= 2.7×0.3=24÷0.3= 4.3+2.7=200×0.07=0.25×4.9=4÷0.8=18.直接写得数0.8÷10=25+8=187÷1000=0÷58=237﹣9=257+0=0×0.008=0.001×100= 6.0805×1000=24×5=19.直接写得数.0.63÷9= 5.4÷1.45=0×4.65= 3.5÷0.7= 1÷0.25=4×0.5=0.1÷0.05= 3.3÷0.1= 2.7÷0.90.36÷0.12=0.14÷2=9.6÷6=20.直接写得数.8.4÷4= 3.6÷0.2=0.72÷90=1.1×0.8=0.56+4.44= 1.25×5×8=2.9+3.7+2.1=7.6×8+2.4×8=0.4×0.25= 21.请你直接写出得数4.8÷0.8=7.5﹣0.45=5.7+3.3=1÷0.25=6.2÷0.62﹣1= 0.75÷1.5=0.2÷4=0.21×4= 1.2×60=5+3.2÷0.8=22.直接写出得数.0.72÷0.9=23.7+2.63= 4.8÷0.4=0.5÷2=6.5﹣5.6=1÷0.25=8÷0.8=10÷4=0.4×0.8=0.48÷0.8=0.35×4=0.3÷0.15=23.直接写出得数1.2÷0.4=2÷8=4÷0.5=0.72÷4=0÷5.32= 3.6+1.8=1﹣0.73=0.24÷0.6=6.4÷1.6=0.125×80=0.5×0.8=13.2÷0.6=24.直接写得数.2.5÷0.5=0.42÷0.6=3.5÷0.01=0.54÷0.6=0.8﹣0.35= 0.25×4=12.5×0.8=0.2×50=0÷3.68=0.3×0.2=25.直接写出得数.0.56÷0.7=0.6+0.65= 3.9÷1.3=12÷0.03=5.2÷0.13=99×1.01=13.5﹣2.8﹣7.2=25×0.32×125=26.口算3.6÷1.2=8.1÷9=4.8÷0.6= 1.25×8=99÷0.9=25÷0.05=88÷0.008=1÷2.5=27.直接写得数.0.64÷0.32=0.7×1.2=7.2÷(0.8×9)=40×0.25=0÷4.8= 2.9÷2.9=0.3×0.6=0.07×50=100×0.07=22.1×1=28.口算0.02×0.1=12﹣4.3=36÷0.01=0.8×0.125= 2.3+0.8=0.36÷0.4÷9=29.口算.3.6÷1.2=4.4÷4= 4.8÷0.4=1÷0.25=30.直接写得数.6.4÷8=9.8÷0.14= 4.8÷16=0.63÷9=8.7÷29=0.99÷9.9= 5.5÷0.11=13.8÷6.9=31.直接写出得数.0.56÷8=0.07×10=3﹣1.9=1.2×0.1=51÷0.3= 4.3+15.37=2.9×10.02≈12.1÷3.9≈6÷0.58≈32.直接写出得数.3.6÷3=7.8÷6=9.9÷9=56.7÷7=4.8÷4= 3.9÷13= 3.6÷12=8.1÷27=0.04÷2=0.88÷4= 1.25÷5=7.5÷0.05=33.口算1÷0.25=0.78÷6= 2.4÷24=6.6÷0.6=5÷0.5=34÷0.2=0.8×7=8×0.6=70×0.12=34.直接算出得数.2.1÷2=3.8+1.02=7.5×0.4=2x﹣0.7x=10÷8=0.8×0.6= 3.2×0.5=9.6÷0.06= 3.57÷0.7= 4.5+0.76=35.直接写出得数.22.4÷4=0.25×4=0.21÷7= 5.6÷7= 1.2×5= 42÷3= 6.12÷0.6=0.54÷6=38.5÷5=24÷0.8=36.直接写出得数.1.6÷0.4=7.2÷8= 4.2÷0.01=2﹣3.6÷1.8=4÷5= 4.6÷0.46= 5.4÷1.8=0÷21.3=37.口算1.2÷3=0.48÷6= 4.6÷23= 6.8÷4=0.72÷12=0.72÷4=9.6÷6= 5.2÷13=12.5÷5=0.12÷5=38.直接写得数.56÷100= 1.29﹣0.29=0.56×100= 5.35+2.5=0.625×100=5﹣2.1=359+402=18.6﹣7=8.07×10= 3.5+0.9= 1.2+0.08=4×(25×14)= 7.34×0= 3.31+1.2=25×4÷25×4=0.25+0.2+0.75=39.口算0.42÷0.6=5×0.6= 2.4÷0.24= 1.25×2.3×8=7.8+1.2=10÷0.1=0.1×0.1= 2.5﹣2.5×0.4=40.直接写出得数.10﹣9.9=0.67+0.3=8.9×100= 2.5×4=8÷16=0.9×60= 1.04÷2=9.1÷7=1.5×8=0.39÷39=0.25÷8=0.05×300=0.45÷9=7.2÷9=0×5.8=4×8×0.25=41.口算.2.4÷2=48÷0.6=0.24÷0.2= 4.8÷6=2.4÷0.2= 4.8÷0.6=9.6÷0.3=96÷3= 42.直接写出得数16÷5=22÷4=48÷100=12.6÷3= 6.06÷6=35÷70=95÷5= 1.3×4=12.6÷0.6= 1.8÷6=43.直接写的数0.75÷0.5= 1.6÷0.4=7÷3.5=16.8÷0.4= 2.8÷0.28=0.5÷0.25=44.口算下面各题.5.74÷10= 4.2÷0.07=0.16×4=0.4÷0.8= 1.2×5=0.64÷2=0.56÷0.7=0.6+0.65= 3.9÷1.3=45.计算.12.8÷4=31.5÷5=39.6÷4=97.8÷6=11.7÷3=29.4÷2=83.5÷5=95.2÷4=67.8÷2=46.口算:0.96÷8=0.08÷0.01=0.2÷0.05=0.36÷0.18= 5.1÷1.7=0.54÷0.6= 4.8÷0.24=10﹣0.92=0.9÷45= 2.5×4÷2.5×4=47.直接写出得数.2.5×4=10÷0.1= 2.8÷0.4= 4.5÷0.15=7.2÷0.9=1.5×6=15÷0.5=5÷2= 1.2÷0.03= 1.3×3=48.直接写出得数.0.3+5.7=1﹣0.6= 3.3+5.6=0.25+5.75=5.3+50.7=0.4﹣0.35=1﹣0.04=8+50.28=0.9﹣0.7=10﹣9.9=8.6×100=148.3÷100=49.直接写出得数.3.6÷1.2=0.72÷0.9= 2.6÷13=4.8÷0.4=4.4÷4=0.78÷6=7.2÷0.4=1÷0.25=7.1×0.4= 4.5÷0.15=1﹣0.07=0.42÷0.7=50.直接写得数0.29÷100=5÷1000=19+0÷19=423﹣(100+23)= 170×100=320÷100=90﹣26﹣13=0.56×100÷1000= 0.26×1000=24×99+24=38﹣25+12﹣25=500÷100×1000=二.竖式计算(共50小题)1.竖式计算.0.51÷0.5=98÷5.6=20.4÷1.7= 验算:2.用竖式计算(★需验算,除不尽的保留两位小数).1.092÷0.42=★210÷1.4=8.9÷0.56≈3.列竖式计算.69.02÷3.4 26.8×0.35 46.8÷3.4(保留一位小数)4.列竖式计算.2.05÷25 0.13÷0.17(商精确到百分位)4.2÷0.28 4.2÷1.32(得数保留三位小数)5.用竖式计算.117.3÷0.46 24×0.37 40.32÷l.68.6.竖式计算2.1÷0.7= 7÷0.35=7.2÷4=7.用竖式计算并验算.2.76×24=12.6÷0.28=8.用竖式计算.220.5÷15=(用乘法验算) 2.64×1.09=(得数保留两位小数)6.3÷0.125=0.84×1.65=9.列竖式计算.(后两题得数保留两位小数)33.6÷568.96÷0.287.12÷0.22 4.13÷14.10.竖式计算.12.4÷4=45.9÷0.6=51÷0.3=52.8÷12=75.6÷0.18=9.6÷0.32=11.用竖式计算13÷2.554.5÷0.160.68÷0.95(保留两位小数)2.05×0.16(验算)78.6÷11=(商用循环小数表示) 6.21÷0.03.12.竖式计算,带*的要验算.1.25÷0.25=78.6÷11=(商用循环小数示)5.63÷7.8≈数保留两位小数)28.28÷0.4=*0.303÷5=13.列竖式计算(带★的保留两位小数)★1.57÷3.9 ★0.58×0.24 70.7÷33(商用循环小数表示)14.竖式计算(得数保留1位小数)带★的验算★64.8÷1.8≈★8﹣6.69≈0.65×3.84≈15.竖式计算.(带*的要验算)9.4÷11=*144÷12=14.2÷11=16.竖式计算.75.6÷0.1825.6÷0.032 2.78×1.85.63÷6.1(得数保留两位小数)10÷3.3(用循环小数表示)17.竖式计算,按要求保留商的近似值.30÷7 (保留两位小数)60.9÷3.2(保留一位小数)25÷9.9(保留整数)18.用竖式计算(1)6.21÷0.03= (2)10.8÷45=(3)8.54÷0.7= (4)72.9÷0.9=19.竖式计算.(第②、④题验算)①50.96÷6.5 ②9.25÷3.7= ③15÷74 ④6.72÷4.2=20.用竖式计算(1)1.25÷0.25= (2)8.4÷0.56=(3)8.54÷0.7=(验算)(4)78.6÷11=(商用循环小数表示)21.用竖式计算.4.5×0.18= 2.346÷2.3= 验算:70.3×3.6=5.06÷2.2=22.用竖式计算(带*得数保留两位小数)2.6×0.25 29.9÷0.46*4.65÷1.3.23.列竖式计算(除不尽的保留两位小数)①24.6÷0.16;②13.9÷6;③0.325÷1.5;④6.24÷0.8;⑤18.3÷4;⑥19.2÷6.24.用竖式计算,并指出哪些是循环小数.7.05÷0.94 1.71÷3.84.83÷0.75.7÷938.2÷2.7 2.16÷181.8÷0.25 3.7÷2.2.25.用竖式计算(1)3.9÷0.26≈(2)9.35÷3.4≈(得数保留一位小数)(3)0.17÷0.11≈(商用循环小数表示)(4)0.168÷0.7≈(5)4.05÷18≈(得数保留两位小数)(6)4.68÷5.4=(商用循环小数表示)26.用竖式计算21.45÷15;49.04÷8;217.6÷34;11.7÷36; 1.69÷26;54.81÷27.27.将下列式子的得数保留两位小数①25.32÷0.15 ②1.03÷1.2③1.07÷9.2④9.45÷0.32 ⑤13.51÷0.13 ⑥17.96÷0.36.28.列竖式计算.(第三小题得数保留两位小数,第五小题请写出验算过程.)47.04÷5.6= 3.28×2.7=0.764×1.2≈52.92÷0.27=8÷1.28=15.36÷12=29.列竖式计算:0.195÷0.13 3.6÷0.8 76.76÷0.766÷2.4 7.085÷0.65 9.72÷0.27.30.竖式计算.(1)0.38×0.23(2)5.79×3.6(3)4.6×0.25(4)6÷24(5)52.95÷75 (6)3.01÷7 (7)4.95÷11(8)84.01÷31(用乘法验算)(9)0.646÷19(10)4.7×0.59.31.计算下面各题,并用乘法验算(1)15.6÷12 (2)328÷16 (3)1.35÷27(4)0.646÷19.32.用竖式计算下列各题.(除不尽的保留两位小数,后面两道题要验算)45.15÷1.5= 52.65÷1.3= 15.75÷2.1=8.42+0.6=0.436÷0.2=9.25÷3.7=33.列竖式计算6.6÷443.5÷2918.9÷27 1.35÷1537.5÷628.6÷1120.4÷24 3.64÷52.34.竖式计算0.448÷32=14.3+6.7= 3.8×0.26=11.32﹣8.95=35.用竖式计算1.26÷1.8=64×5.04=43.5÷0.29=验算5.63÷6.1(得数保留两位小数)27.8÷2.5=验算9.8×0.75=36.笔算5.02×4.8= 1.35×320=26÷0.13=48÷2.3≈(得数保留两位小数)37.用竖式计算,加★号的要验算.★0.756÷0.18=0.35×0.48= ★6.02﹣5.94=38.用竖式计算(有★的要验算)96.6÷42 7.79÷95★6.3÷0.427÷0.35 0.14÷0.08 42÷8.39.用竖式计算.7.8÷75= 2.55÷2.5= 2.5×1.04=40.列竖式计算3.5×10.880.93÷26.7(精确十分位) 1.42÷1.1 (商用循环小数表示)41.计算下面各题,除不尽的用循环小数表示商43.8÷12 0.12÷0.25 7÷0.35 11.62÷913÷11 30.1÷33 19÷12 5.6÷0.07.42.竖式计算30.6÷45 4.06÷0.58※54.6÷0.91.43.列竖式计算.0.58×0.08=(结果保留两位小数)0.54÷0.018=13.6÷3=(商用循环小数表示)44.列竖式计算,并验算前两个,第三个保留两位小数.95.2÷28=46.8÷0.13= 5.63÷7.8=45.竖式0.73×2.157.38÷1.6 5.95÷27.6(得数保留两位小数)46.用竖式计算.3.38÷18 30.9×2.7 5.95÷27.6(得数保留两位小数)47.列竖式计算.4.83÷23= 3.09÷1.5=0.14÷0.08=(验算)48.竖式计算.70÷5.6=227.8÷0.34=7.525÷0.38=49.用竖式计算下面各题,除不尽的保留两位小数8.65÷0.25 1.8÷12 7.2÷1.1.50.用竖式计算.7.02×1.3 29.83÷9.5 0.54÷3.6小数除法计算题(口算300道+竖式200道)答案一.口算题(共50小题)1.【解答】解:4.8÷0.8=67.5﹣4.5=30.75÷15=0.05 3.5×0.4=1.410÷0.01=100010﹣2.05=7.950.6×1.5=0.94÷0.25=161.36+2.87+3.64=7.87 1.8×0.4×0.25=0.182.【解答】解:2.1÷0.7=32÷5=0.41÷0.2=57÷8=0.875 5.3÷0.53=100.1÷0.01=100.25×40=10 6.5﹣5.6=0.9 1.26÷0.6=2.10.54÷6=0.09 3.【解答】解30.2÷2=15.10.01÷0.5=0.020.72÷8=0.09 4.8÷0.06=806.4+3.6=101÷3=0.10﹣1.55=8.45 1.25×8=104.【解答】解:0.9÷0.03=307.2﹣2=5.20.05×2=0.10.74×11=8.14 0.25×4÷0.25×4=16 3.1÷3.1=1 1.32+8﹣1.32+8=167.2÷40=0.18 6.25﹣0.87+0.13=5.510.4×2.7×25=275.【解答】解:6.3÷0.3=211.8×0.5=0.925.1+4.9=302.5×0.5×4=56.【解答】解:6.4÷0.2=320.9﹣0.89=0.01 1.07+8.3=9.37 3.6÷10=0.36 100×1.5=1508.1+9=17.1 4.5×0.2=0.911﹣3.9=7.17.【解答】解:5.6÷0.8=76.82﹣5.2=1.62 2.5×0.04=0.11﹣0.5+0.5=1 9.15÷0.3=30.517.2÷0.86=20 1.8÷0.1=1812.5×0.8×0=08.【解答】解:1.4×100=1402.80÷10=0.28 2.4÷100=0.0240.33×1000=330 90÷6=150.025×100=2.590÷100=0.90.32+1.98=2.3 14.3+5.7=209×99+9=9009.【解答】解:10÷0.01=10000.22+0.8=1.0210﹣2.05=7.954÷0.25=160÷19.8=00.2×0.05=0.01 1.36+3.64=50.4×0.25=0.110.【解答】解:0.25÷0.5=0.50.32÷0.04=81.25×4=51.6÷0.4=40.54÷6=0.095.6÷7=0.811.【解答】解:5.09÷10=0.50912.5×0.8=100.5÷0.25=245.6÷1=45.632.1×0.2=6.42 0.25×6=1.50.4×0.5=0.20.54÷0.9=0.610.2÷0.01=102012.5×0.8=10 12.【解答】解:4÷5=0.8 1.8÷0.03=6075÷2.5=300.2×25.4=5.083.6+4.4=810﹣5.2=4.8 3.4×0.2=0.687.8÷6=1.313.【解答】解:3.6÷0.3=12 6.3÷7=0.9 5.6×100=5600.25×4=10.56÷28=0.0236÷0.9=400.64+0.8=1.440.72×3=2.161.2×20=247÷5=1.4 6.12÷0.5=12.24 2.9÷5÷0.2=2.914.【解答】解:3.4÷2=1.7 2.7÷0.3=90.42÷6=0.074.12×2=8.246.3÷0.9=7 1.53+2.4=3.93 4.8×0.5=2.4 6.4÷80=0.0840×0.41=16.430.9×9=278.110×4.1=41 4.6÷0.5=9.215.【解答】解:0.25÷5=0.050.72÷0.9=0.8 3.145×100=314.57.2÷3.6=21÷50=0.0212.4÷4.1=30.01+0.99=17.6÷7.6=1 1.25×4=550﹣0÷2.5=50 16.【解答】解:0.35÷5=0.070.3×2=0.60.3÷0.2=1.50.7×0.9=0.630÷7÷3=0 2.4×5=1.2 4.9×0=02×0.45×5=4.517.【解答】解:0.64÷1.6=0.4 1.4×0.5=0.70.72÷0.9=0.810.9﹣8.9=22.7+7.2=9.90÷1.5=0 2.7×0.3=0.8124÷0.3=804.3+2.7=7200×0.07=140.25×4.9=1.2254÷0.8=518.【解答】解:0.8÷10=0.825+8=33187÷1000=0.1870÷58=0237﹣9=226257+0=2570×0.008=00.001×100=0.1 6.0805×1000=6080.524×5=12019.【解答】解:0.63÷9=0.07 5.4÷1.45≈3.720×4.65=0 3.5÷0.7=51÷0.25=44×0.5=20.1÷0.05=2 3.3÷0.1=332.7÷0.9=30.36÷0.12=30.14÷2=0.079.6÷6=1.620.【解答】解:8.4÷4=2.1 3.6÷0.2=180.72÷90=0.0081.1×0.8=0.880.56+4.44=5 1.25×5×8=502.9+3.7+2.1=8.77.6×8+2.4×8=800.4×0.25=0.121.【解答】解:4.8÷0.8=67.5﹣0.45=7.055.7+3.3=91÷0.25=46.2÷0.62﹣1=9 0.75÷1.5=0.50.2÷4=0.050.21×4=0.84 1.2×60=725+3.2÷0.8=922.【解答】解:0.72÷0.9=0.823.7+2.63=26.33 4.8÷0.4=120.5÷2=0.256.5﹣5.6=0.91÷0.25=48÷0.8=1010÷4=2.50.4×0.8=0.320.48÷0.8=0.60.35×4=1.40.3÷0.15=223.【解答】解:1.2÷0.4=32÷8=0.254÷0.5=80.72÷4=0.180÷5.32=0 3.6+1.8=5.41﹣0.73=0.270.24÷0.6=0.46.4÷1.6=40.125×80=100.5×0.8=0.413.2÷0.6=2224.【解答】解:2.5÷0.5=50.42÷0.6=0.73.5÷0.01=3500.54÷0.6=0.90.8﹣0.35=0.45 0.25×4=112.5×0.8=100.2×50=100÷3.68=00.3×0.2=0.0625.【解答】解:0.56÷0.7=0.80.6+0.65=1.25 3.9÷1.3=312÷0.03=4005.2÷0.13=4099×1.01=99.9913.5﹣2.8﹣7.2=3.525×0.32×125=100026.【解答】解:3.6÷1.2=38.1÷9=0.94.8÷0.6=8 1.25×8=1099÷0.9=11025÷0.05=50088÷0.008=110001÷2.5=0.427.【解答】解:0.64÷0.32=20.7×1.2=0.847.2÷(0.8×9)=140×0.25=100÷4.8=0 2.9÷2.9=10.3×0.6=0.180.07×50=3.5100×0.07=722.1×1=22.128.【解答】解:0.02×0.1=0.00212﹣4.3=7.736÷0.01=36000.8×0.125=0.12.3+0.8=3.10.36÷0.4÷9=0.129.【解答】解:3.6÷1.2=34.4÷4=1.14.8÷0.4=121÷0.25=430.【解答】解:6.4÷8=0.89.8÷0.14=70 4.8÷16=0.30.63÷9=0.078.7÷29=0.30.99÷9.9=0.1 5.5÷0.11=5013.8÷6.9=231.【解答】解:0.56÷8=0.070.07×10=0.73﹣1.9=1.11.2×0.1=0.1251÷0.3=170 4.3+15.37=19.672.9×10.02≈3012.1÷3.9≈36÷0.58≈1032.【解答】解:3.6÷3=1.27.8÷6=1.39.9÷9=1.156.7÷7=8.14.8÷4=1.2 3.9÷13=0.3 3.6÷12=0.38.1÷27=0.30.04÷2=0.020.88÷4=0.22 1.25÷5=0.257.5÷0.05=15033.【解答】解:1÷0.25=40.78÷6=0.13 2.4÷24=0.16.6÷0.6=115÷0.5=1034÷0.2=1700.8×7=5.68×0.6=4.870×0.12=8.434.【解答】解:2.1÷2=1.053.8+1.02=4.827.5×0.4=32x﹣0.7x=1.3x10÷8=1.25 0.8×0.6=0.48 3.2×0.5=1.69.6÷0.06=160 3.57÷0.7=5.1 4.5+0.76=5.2635.【解答】解:22.4÷4=5.60.25×4=10.21÷7=0.03 5.6÷7=0.8 1.2×5=642÷3=14 6.12÷0.6=10.20.54÷6=0.0938.5÷5=7.724÷0.8=3036.【解答】解:1.6÷0.4=47.2÷8=0.9 4.2÷0.01=4202﹣3.6÷1.8=04÷5=0.8 4.6÷0.46=10 5.4÷1.8=30÷21.3=037.【解答】解:1.2÷3=0.40.48÷6=0.08 4.6÷23=0.2 6.8÷4=1.70.72÷12=0.06 0.72÷4=0.189.6÷6=1.6 5.2÷13=0.412.5÷5=2.50.12÷5=0.02438.【解答】解:56÷100=0.56 1.29﹣0.29=10.56×100=56 5.35+2.5=7.850.625×100=62.55﹣2.1=2.9359+402=76118.6﹣7=11.68.07×10=80.7 3.5+0.9=4.4 1.2+0.08=1.284×(25×14)=1400 7.34×0=0 3.31+1.2=4.5125×4÷25×4=160.25+0.2+0.75=1.239.【解答】解:0.42÷0.6=0.75×0.6=3 2.4÷0.24=10 1.25×2.3×8=237.8+1.2=910÷0.1=1000.1×0.1=0.01 2.5﹣2.5×0.4=1.540.【解答】解:10﹣9.9=0.10.67+0.3=0.978.9×100=890 2.5×4=108÷16=0.50.9×60=54 1.04÷2=0.529.1÷7=1.31.5×8=120.39÷39=0.010.25÷8=0.031250.05×300=150.45÷9=0.057.2÷9=0.80×5.8=04×8×0.25=841.【解答】解:2.4÷2=1.248÷0.6=800.24÷0.2=1.2 4.8÷6=0.82.4÷0.2=12 4.8÷0.6=89.6÷0.3=3296÷3=3242.【解答】解:16÷5=3.222÷4=5.548÷100=0.4812.6÷3=4.2 6.06÷6=1.0135÷70=0.595÷5=19 1.3×4=5.212.6÷0.6=21 1.8÷6=0.343.【解答】解:0.75÷0.5=1.5 1.6÷0.4=47÷3.5=216.8÷0.4=42 2.8÷0.28=100.5÷0.25=244.【解答】解:5.74÷10=0.574 4.2÷0.07=600.16×4=0.640.4÷0.8=0.5 1.2×5=60.64÷2=0.320.56÷0.7=0.80.6+0.65=1.25 3.9÷1.3=345.【解答】解:(1)12.8÷4=3.2(2)31.5÷5=6.3(3)39.6÷4=9.9(4)97.8÷6=16.3(5)11.7÷3=3.9(6)29.4÷2=14.7(7)83.5÷5=16.7(8)95.2÷4=23.8(9)67.8÷2=33.946.【解答】解:口算:(1)0.96÷8=0.12(2)0.08÷0.01=8(3)0.2÷0.05=4(4)0.36÷0.18=2(5)5.1÷1.7=3(6)0.54÷0.6=0.9(7)4.8÷0.24=20(8)10﹣0.92=0.08(9)0.9÷45=0.02(10)2.5×4÷2.5×4=1647.【解答】解:2.5×4=1010÷0.1=100 2.8÷0.4=7 4.5÷0.15=307.2÷0.9=81.5×6=915÷0.5=305÷2=2.5 1.2÷0.03=40 1.3×3=3.948.【解答】解:0.3+5.7=61﹣0.6=0.4 3.3+5.6=8.90.25+5.75=65.3+50.7=560.4﹣0.35=0.051﹣0.04=0.968+50.28=58.280.9﹣0.7=0.210﹣9.9=0.18.6×100=860148.3÷100=1.48349.【解答】解:3.6÷1.2=30.72÷0.9=0.8 2.6÷13=0.24.8÷0.4=124.4÷4=1.10.78÷6=0.137.2÷0.4=181÷0.25=47.1×0.4=2.84 4.5÷0.15=301﹣0.07=0.930.42÷0.7=0.650.【解答】解:0.29÷100=0.00295÷1000=0.00519+0÷19=19423﹣(100+23)=300 170×100=17000320÷100=3.290﹣26﹣13=510.56×100÷1000=0.0560.26×1000=26024×99+24=240038﹣25+12﹣25=0500÷100×1000=5000二.竖式计算题(共50小题)1.【解答】解:0.51÷0.5=1.02 98÷5.6=1520.4÷1.7=122.【解答】解:1.092÷0.42=2.6★210÷1.4=1508.9÷0.56≈15.893.【解答】解:69.02÷3.4=20.3 26.8×0.35=9.3846.8÷3.4≈13.84.【解答】解:2.05÷25=0.082 0.13÷0.17≈0.764.2÷0.28=154.2÷1.32≈3.1825.【解答】解:117.3÷0.46=255 24×0.37=8.8840.32÷l.68=246.【解答】解:2.1÷0.7=37÷0.35=207.2÷4=1.87.【解答】解:①2.76×24=66.24②12.6÷0.28=458.【解答】解:220.5÷15=14.72.64×1.09≈2.886.3÷0.125=50.40.84×1.65=1.3869.【解答】解:33.6÷56=0.68.96÷0.28=327.12÷0.22≈3.364.13÷14≈0.3010.【解答】解:(1)12.4÷4=3.1(2)45.9÷0.6=76.5(3)51÷0.3=170(4)52.8÷12=4.4(5)75.6÷0.18=420(6)9.6÷0.32=3011.【解答】解:13÷2.5=5.254.5÷0.16=340.6250.68÷0.95≈0.722.05×0.16=0.32878.6÷11=7.1(商用循环小数表示)6.21÷0.03=20712【解答】解:1.25÷0.25=578.6÷11=7.15.63÷7.8≈0.7228.28÷0.4=70.70.303÷5=0.060613.【解答】解:1.57÷3.9≈0.400.58×0.24≈0.1470.7÷33=2.114.【解答】解:★64.8÷1.8=36★8﹣6.69≈1.3;0.65×3.84≈2.515.【解答】解:9.4÷11=0.8 *144÷12=12 14.2÷11=1.216.【解答】解:75.6÷0.18=42025.6÷0.032=8002.78×1.8=5.0045.63÷6.1≈0.9210÷3.3≈3.17.【解答】解:30÷7≈4.2960.9÷3.2≈19.025÷9.9≈318.【解答】解:(1)6.21÷0.03=207(2)10.8÷45=0.24(3)8.54÷0.7=12.2(4)72.9÷0.9=8119.【解答】解:①50.96÷6.5=7.84②9.25÷3.7=2.5③15÷74=0.22 ④6.72÷4.2=1.6 20.【解答】解:(1)1.25÷0.25=5(2)8.4÷0.56=15(3)8.54÷0.7=12.2(4)78.6÷11=7.121.【解答】解:4.5×0.18=0.812.346÷2.3=1.0270.3×3.6=253.085.06÷2.2=2.322.【解答】解:2.6×0.25=0.6529.9÷0.46=65*4.65÷1.3≈3.5823.【解答】解:①24.6÷0.16=153.75②13.9÷6≈2.32③0.325÷1.5≈0.22④6.24÷0.8=7.8⑤18.3÷4=4.575⑥19.2÷6=3.224.【解答】解:7.05÷0.94=7.51.71÷3.8=0.454.83÷O.7=6.95.7÷9=0.638.2÷2.7=14.42.16÷18=0.121.8÷0.25=7.23.7÷2.2=1.625.【解答】解:(1)3.9÷0.26=15(2)9.35÷3.4≈2.8(3)0.17÷0.11≈1.(4)0.168÷0.7=0.24(5)4.05÷18≈0.23(6)4.68÷5.4≈26.【解答】解:21.45÷15=1.4349.04÷8=6.13217.6÷34=6.411.7÷36=0.3251.69÷26=0.6554.81÷27=2.0327.【解答】解:①25.32÷0.15=168.80②1.03÷1.2≈0.86③1.07÷9.2≈0.12④9.45÷0.32≈29.53⑤13.51÷0.13≈103.92⑥17.96÷0.36≈49.8928.【解答】解:47.04÷5.6=8.43.28×2.7=8.8560.764×1.2≈0.9252.92÷0.27=1968÷1.28=6.2515.36÷12=1.2829.【解答】解:0.195÷0.13=1.53.6÷0.8=4.576.76÷0.76=1016÷2.4=2.5 7.085÷0.65=10.99.72÷0.27=3630.【解答】解:(1)0.38×0.23=0.0874(2)5.79×3.6=20.844(3)4.6×0.25=1.15(4)6÷24=0.25(5)52.95÷75=0.706(6)3.01÷7=0.43(7)4.95÷11=0.45(8)84.01÷31=2.71(9)0.646÷19=0.034(10)4.7×0.59=2.77331.【解答】解:(1)15.6÷12=1.3(2)328÷16=20.5(3)1.35÷27=0.05(4)0.646÷19=0.03432.【解答】解:45.15÷15=3.0552.65÷13=4.0515.75÷2.1=7.58.42÷0.6≈14.030.436÷0.2=2.189.25÷3.7=2.533.【解答】解:6.6÷4=1.6543.5÷29=1.518.9÷27=0.71.35÷15=0.0937.5÷6=6.2528.6÷11=2.620.4÷24=0.853.64÷52=0.0734.【解答】解:0.448÷32=0.01414.3+6.7=213.8×0.26=0.98811.32﹣8.95=2.3735.【解答】解:(1)1.26÷1.8=0.7(2)64×5.04=322.56 (3)43.5÷0.29=150(4)5.63÷0.13≈43.31(5)27.8÷2.5=11.12(6)9.8×0.75=7.3536.【解答】解:5.02×4.8=24.0961.35×320=43226÷0.13=20048÷2.3≈20.8737.【解答】解:★0.756÷0.18═4.20.35×0.48=0.168★6.02﹣5.94=0.0838.【解答】解:96.6÷42=2.37.79÷95=0.082;★6.3÷0.42=157÷0.35=200.14÷0.08=1.7542÷8=5.2539.【解答】解:7.8÷75=0.1042.55÷2.5=1.022.5×1.04=2.640.【解答】解:3.5×10.8=37.880.93÷26.7≈3.01.42÷1.1=1.241.【解答】解:(1)43.8÷12=3.65(2)0.12÷0.25=0.48(3)7÷0.35=20(4)11.62÷9=1.29(5)13÷11=1.(6)30.1÷33=0.9(7)19÷12=1.58(8)5.6÷0.07=80 42.【解答】解:30.6÷45=0.68;4.06÷0.58=7;54.6÷0.91=60;43.【解答】解:0.58×0.08≈0.050.54÷0.018=3013.6÷3=44.【解答】解:(1)95.2÷28=3.4(2)46.8÷0.13=360(3)5.63÷7.8≈0.7245.【解答】解:0.73×2.15=1.5695 7.38÷1.6=4.61255.95÷27.6≈0.2246.【解答】解:3.38÷18=30.9×2.7=83.435.95÷27.6≈0.2247.【解答】解:4.83÷23=0.21 3.09÷1.5=2.060.14÷0.08=(验算)48.【解答】解:70÷5.6=12.5 227.8÷0.34=6707.525÷0.38≈19.80.49.【解答】解:8.65÷0.25=34.6 1.8÷12=0.157.2÷1.1≈6.5550.【解答】解:7.02×1.3=9.12629.83÷9.5=3.140.54÷3.6=0.15。

小数500道除法计算题含答案

小数500道除法计算题含答案

小数500道除法计算题含答案一.口算题(共50小题)1.直接写出下面各题的得数.4.8÷0.8= 7.5﹣4.5= 0.75÷15= 3.5×0.4=10÷0.01= 10﹣2.05= 0.6×1.5= 4÷0.25=1.36+2.87+3.64= 1.8×0.4×0.25=2.直接写出得数.2.1÷0.7= 2÷5= 1÷0.2=7÷8= 5.3÷0.53=0.1÷0.01= 0.25×40=6.5﹣5.6=1.26÷0.6=0.54÷6=3.直接写得数30.2÷2= 0.01÷0.5= 0.72÷8= 4.8÷0.06=6.4+3.6 = 1÷3= 10﹣1.55=1.25×8=4.口算.0.9÷0.03= 7.2﹣2= 0.05×2= 0.74×11=0.25×4÷0.25×4= 3.1÷3.1= 1.32+8﹣1.32+8=7.2÷40=6.25﹣0.87+0.13= 0.4×2.7×25=5.直接写得数.6.3÷0.3= 1.8×0.5= 25.1+4.9= 2.5×0.5×4=6.直接写出得数.6.4÷0.2= 0.9﹣0.89=1.07+8.3=3.6÷10=100×1.5= 8.1+9= 4.5×0.2= 11﹣3.9=7.直接写得数.5.6÷0.8=6.82﹣5.2= 2.5×0.04=1﹣0.5+0.5=9.15÷0.3= 17.2÷0.86=1.8÷0.1= 12.5×0.8×0=8.直接写得数1.4×100=2.80÷10= 2.4÷100=0.33×1000=90÷6= 0.025×90÷0.32+1.989.直接写得数. 10÷0.01=0.22+0.8= 10﹣2.05=4÷0.25=0÷19.8= 0.2×0.05=1.36+3.64=0.4×0.25=10.直接写得数0.25÷0.5= 0.32÷0.04= 1.25×4= 1.6÷0.4= 0.54÷6= 5.6÷7= 11.直接写得数. 5.09÷10= 12.5×0.8= 0.5÷0.25= 45.6÷1= 32.1×0.2=0.25×6= 0.4×0.5=0.54÷0.9=10.2÷0.01=12.5×0.8=12.口算 4÷5= 1.8÷0.03= 75÷2.5= 0.2×25.4=3.6+4.4=10﹣5.2=3.4×0.2= 7.8÷6=13.直接写出得数 3.6÷0.3= 6.3÷7=5.6×100= 0.25×4=100=100= = 14.3+5.7=9×99+9=0.56÷28= 36÷0.9= 0.64+0.8= 0.72×3=1.2×20= 7÷5= 6.12÷0.5=2.9÷5÷0.2= 14.口算3.4÷2= 2.7÷0.3= 0.42÷6=4.12×2= 6.3÷0.9= 1.53+2.4=4.8×0.5= 6.4÷80=40×0.41= 30.9×9= 10×4.1= 4.6÷0.5= 15.直接写得数.0.25÷5= 0.72÷0.9=3.145×100=7.2÷3.6=1÷50=12.4÷4.1= 0.01+0.99=7.6÷7.6=1.25×4=50﹣0÷2.5=16.直接写得数0.35÷5= 0.3×2= 0.3÷0.2= 0.7×0.9= 0÷7÷3= 2.4×5= 4.9×0= 2×0.45×5= 17.口算我最棒.0.64÷1.6= 1.4×0.5= 0.72÷0.9=10.9﹣8.9=2.7+7.2= 0÷1.5= 2.7×0.3= 24÷0.3=4.3+2.7= 200×0.07= 0.25×4.9=4÷0.8=18.直接写得数0.8÷10= 25+8= 187÷1000=0÷58=237﹣9= 257+0= 0×0.008= 0.001×100=6.0805×1000= 24×5=19.直接写得数.0.63÷9= 5.4÷1.45= 0×4.65= 3.5÷0.7= 1÷0.25= 4×0.5= 0.1÷0.05= 3.3÷0.1= 2.7÷0.9 0.36÷0.12= 0.14÷2= 9.6÷6= 20.直接写得数.8.4÷4= 3.6÷0.2= 0.72÷90=1.1×0.8= 0.56+4.44= 1.25×5×8=2.9+3.7+2.1=7.6×8+2.4×8= 0.4×0.25= 21.请你直接写出得数4.8÷0.8= 7.5﹣0.45=5.7+3.3=1÷0.25=6.2÷0.62﹣1=0.75÷1.5= 0.2÷4= 0.21×4=1.2×60=5+3.2÷0.8=22.直接写出得数.0.72÷23.7+2.63 4.8÷0.4= 0.5÷2=0.9= =6.5﹣5.6= 1÷0.25= 8÷0.8= 10÷4=0.4×0.8= 0.48÷0.8= 0.35×4= 0.3÷0.15=23.直接写出得数1.2÷0.4=2÷8= 4÷0.5= 0.72÷4=0÷5.32= 3.6+1.8= 1﹣0.73= 0.24÷0.6=6.4÷1.6= 0.125×80=0.5×0.8=13.2÷0.6=24.直接写得数.2.5÷0.5= 0.42÷0.6=3.5÷0.01=0.54÷0.6=0.8﹣0.35=0.25×4= 12.5×0.8=0.2×50=0÷3.68=0.3×0.2=25.直接写出得数.0.56÷0.7= 0.6+0.65=3.9÷1.3= 12÷0.03=5.2÷0.13= 99×1.01=13.5﹣2.8﹣7.2=25×0.32×125=26.口算3.6÷1.2= 8.1÷9=4.8÷0.6= 1.25×8= 99÷0.9= 25÷0.05= 88÷0.008= 1÷2.5= 27.直接写得数.0.64÷0.32= 0.7×1.2=7.2÷(0.8×9)=40×0.25=0÷4.8=2.9÷2.9= 0.3×0.6=0.07×50= 100×0.07=22.1×1=28.口算0.02×0.1= 12﹣4.3= 36÷0.01= 0.8×0.125= 2.3+0.8= 0.36÷0.4÷9=29.口算.3.6÷1.2=4.4÷4= 4.8÷0.4= 1÷0.25=30.直接写得数.6.4÷8= 9.8÷0.14= 4.8÷16= 0.63÷9= 8.7÷29= 0.99÷9.9= 5.5÷0.11= 13.8÷6.9= 31.直接写出得数.0.56÷8= 0.07×10= 3﹣1.9=1.2×0.1= 51÷0.3= 4.3+15.37=2.9×10.02≈12.1÷3.9≈6÷0.58≈32.直接写出得数.3.6÷3= 7.8÷6= 9.9÷9= 56.7÷7=4.8÷4= 3.9÷13= 3.6÷12= 8.1÷27= 0.04÷2= 0.88÷4= 1.25÷5= 7.5÷0.05= 33.口算1÷0.25= 0.78÷6= 2.4÷24=6.6÷0.6= 5÷0.5= 34÷0.2=0.8×7= 8×0.6= 70×0.12= 34.直接算出得数.2.1÷2=3.8+1.02=7.5×0.4=2x﹣0.7x=10÷8=0.8×0.6= 3.2×0.5=9.6÷0.06=3.57÷0.7=4.5+0.76=35.直接写出得数.22.4÷4= 0.25×4= 0.21÷7=5.6÷7= 1.2×5=42÷3= 6.12÷0.6= 0.54÷6=38.5÷5=24÷0.8=36.直接写出得数.1.6÷0.4= 7.2÷8= 4.2÷0.01=2﹣3.6÷1.8=4÷5= 4.6÷0.46=5.4÷1.8= 0÷21.3=37.口算1.2÷3= 0.48÷6= 4.6÷23=6.8÷4= 0.72÷12=0.72÷4= 9.6÷6= 5.2÷13=12.5÷5=0.12÷5=38.直接写得数.56÷100= 1.29﹣0.29=0.56×100=5.35+2.5=0.625×100=5﹣2.1= 359+402= 18.6﹣7=8.07×10= 3.5+0.9=1.2+0.08= 4×(25×14)=7.34×0= 3.31+1.2= 25×4÷25×4=0.25+0.2+0.75=39.口算0.42÷0.6= 5×0.6= 2.4÷0.24=1.25×2.3×8=7.8+1.2= 10÷0.1= 0.1×0.1= 2.5﹣2.5×0.4=40.直接写出得数.10﹣9.9= 0.67+0.3=8.9×100=2.5×4=8÷16= 0.9×60= 1.04÷2= 9.1÷7= 1.5×8= 0.39÷39=0.25÷8= 0.05×300= 0.45÷9=7.2÷9= 0×5.8= 4×8×0.25= 41.口算.2.4÷2= 48÷0.6= 0.24÷0.2=4.8÷6= 2.4÷0.2= 4.8÷0.6= 9.6÷0.3= 96÷3= 42.直接写出得数16÷5= 22÷4= 48÷100=12.6÷3= 6.06÷6=35÷70= 95÷5=1.3×4= 12.6÷0.6=1.8÷6=43.直接写的数0.75÷0.5= 1.6÷0.4= 7÷3.5= 16.8÷0.4= 2.8÷0.28= 0.5÷0.25= 44.口算下面各题.5.74÷10= 4.2÷0.07= 0.16×4= 0.4÷0.8= 1.2×5= 0.64÷2= 0.56÷0.7= 0.6+0.65= 3.9÷1.3= 45.计算.12.8÷4= 31.5÷5= 39.6÷4= 97.8÷6= 11.7÷3= 29.4÷2= 83.5÷5= 95.2÷4= 67.8÷2= 46.口算:0.96÷8= 0.08÷0.01=0.2÷0.05=0.36÷0.18=5.1÷1.7=0.54÷0.6= 4.8÷0.24=10﹣0.92=0.9÷45=2.5×4÷2.5×4=47.直接写出得数.2.5×4= 10÷0.1=2.8÷0.4=4.5÷0.15=7.2÷0.9=1.5×6= 15÷0.5=5÷2= 1.2÷0.03=1.3×3=48.直接写出得数.0.3+5.7 = 1﹣0.6= 3.3+5.6=0.25+5.75=5.3+50. 7= 0.4﹣0.35=1﹣0.04=8+50.28=0.9﹣0.7= 10﹣9.9= 8.6×100=148.3÷100=49.直接写出得数.3.6÷0.72÷2.6÷13=4.8÷0.4=1.2= 0.9=4.4÷4= 0.78÷6= 7.2÷0.4=1÷0.25=7.1×0.4= 4.5÷0.15=1﹣0.07=0.42÷0.7=50.直接写得数0.29÷100= 5÷1000=19+0÷19= 423﹣(100+23)=170×100= 320÷100=90﹣26﹣13=0.56×100÷1000=0.26×1000= 24×99+24=38﹣25+12﹣25=500÷100×1000=二.竖式计算(共50小题)1.竖式计算.0.51÷0.5= 98÷5.6= 20.4÷1.7=验算:2.用竖式计算(★需验算,除不尽的保留两位小数).1.092÷0.42= ★210÷1.4= 8.9÷0.56≈3.列竖式计算.69.02÷3.4 26.8×0.35 46.8÷3.4(保留一位小数)4.列竖式计算.2.05÷25 0.13÷0.17(商精确到百分位)4.2÷0.28 4.2÷1.32(得数保留三位小数)5.用竖式计算.117.3÷0.46 24×0.37 40.32÷l.68.6.竖式计算2.1÷0.7= 7÷0.35= 7.2÷4=7.用竖式计算并验算.2.76×24= 12.6÷0.28=8.用竖式计算.220.5÷15=(用乘法验算) 2.64×1.09=(得数保留两位小数)6.3÷0.125= 0.84×1.65=9.列竖式计算.(后两题得数保留两位小数)33.6÷56 8.96÷0.28 7.12÷0.22 4.13÷14.10.竖式计算.12.4÷4= 45.9÷0.6= 51÷0.3=52.8÷12= 75.6÷0.18= 9.6÷0.32=11.用竖式计算13÷2.5 54.5÷0.16 0.68÷0.95(保留两位小数)2.05×0.16(验算)78.6÷11=(商用循环小数表示) 6.21÷0.03.12.竖式计算,带*的要验算.1.25÷0.25= 78.6÷11=(商用循环小数示)5.63÷7.8≈数保留两位小数)28.28÷0.4= *0.303÷5=13.列竖式计算(带★的保留两位小数)★1.57÷3.9 ★0.58×0.24 70.7÷33(商用循环小数表示)14.竖式计算(得数保留1位小数)带★的验算★64.8÷1.8≈★8﹣6.69≈0.65×3.84≈15.竖式计算.(带*的要验算)9.4÷11= *144÷12= 14.2÷11=16.竖式计算.75.6÷0.18 25.6÷0.032 2.78×1.85.63÷6.1(得数保留两位小数)10÷3.3(用循环小数表示)17.竖式计算,按要求保留商的近似值.30÷7 (保留两位小数)60.9÷3.2(保留一位小数)25÷9.9(保留整数)18.用竖式计算(1)6.21÷0.03= (2)10.8÷45= (3)8.54÷0.7= (4)72.9÷0.9=19.竖式计算.(第②、④题验算)①50.96÷6.5 ②9.25÷3.7= ③15÷74 ④6.72÷4.2=20.用竖式计算(1)1.25÷0.25= (2)8.4÷0.56=(3)8.54÷0.7=(验算)(4)78.6÷11=(商用循环小数表示)21.用竖式计算.4.5×0.18= 2.346÷2.3=验算:70.3×3.6=5.06÷2.2=22.用竖式计算(带*得数保留两位小数)2.6×0.25 29.9÷0.46 *4.65÷1.3.23.列竖式计算(除不尽的保留两位小数)①24.6÷0.16;②13.9÷6;③0.325÷1.5;④6.24÷0.8;⑤18.3÷4;⑥19.2÷6.24.用竖式计算,并指出哪些是循环小数.7.05÷0.94 1.71÷3.84.83÷0.75.7÷938.2÷2.7 2.16÷181.8÷0.25 3.7÷2.2.25.用竖式计算(1)3.9÷0.26≈(2)9.35÷3.4≈(得数保留一位小数)(3)0.17÷0.11≈(商用循环小数表示)(4)0.168÷0.7≈(5)4.05÷18≈(得数保留两位小数)(6)4.68÷5.4=(商用循环小数表示)26.用竖式计算21.45÷15;49.04÷8;217.6÷34;11.7÷36; 1.69÷26;54.81÷27.27.将下列式子的得数保留两位小数①25.32÷0.15 ②1.03÷1.2 ③1.07÷9.2④9.45÷0.32 ⑤13.51÷0.13 ⑥17.96÷0.36.28.列竖式计算.(第三小题得数保留两位小数,第五小题请写出验算过程.)47.04÷5.6= 3.28×2.7= 0.764×1.2≈52.92÷0.27= 8÷1.28= 15.36÷12=29.列竖式计算:0.195÷0.13 3.6÷0.8 76.76÷0.766÷2.4 7.085÷0.65 9.72÷0.27.30.竖式计算.(1)0.38×0.23 (2)5.79×3.6 (3)4.6×0.25 (4)6÷24(5)52.95÷75 (6)3.01÷7 (7)4.95÷11(8)84.01÷31(用乘法验算)(9)0.646÷19 (10)4.7×0.59.31.计算下面各题,并用乘法验算(1)15.6÷12 (2)328÷16 (3)1.35÷27 (4)0.646÷19.32.用竖式计算下列各题.(除不尽的保留两位小数,后面两道题要验算)45.15÷1.5= 52.65÷1.3= 15.75÷2.1=8.42+0.6= 0.436÷0.2=9.25÷3.7=33.列竖式计算6.6÷4 43.5÷29 18.9÷27 1.35÷1537.5÷6 28.6÷11 20.4÷24 3.64÷52.34.竖式计算0.448÷32= 14.3+6.7= 3.8×0.26= 11.32﹣8.95=35.用竖式计算1.26÷1.8= 64×5.04= 43.5÷0.29=验算5.63÷6.1(得数保留两位小数)27.8÷2.5=验算9.8×0.75=36.笔算5.02×4.8= 1.35×320= 26÷0.13= 48÷2.3≈(得数保留两位小数)37.用竖式计算,加★号的要验算.★0.756÷0.18= 0.35×0.48= ★6.02﹣5.94=38.用竖式计算(有★的要验算)96.6÷42 7.79÷95 ★6.3÷0.427÷0.35 0.14÷0.08 42÷8.39.用竖式计算.7.8÷75= 2.55÷2.5= 2.5×1.04=40.列竖式计算3.5×10.8 80.93÷26.7(精确十分位)1.42÷1.1 (商用循环小数表示)41.计算下面各题,除不尽的用循环小数表示商43.8÷12 0.12÷0.25 7÷0.35 11.62÷913÷11 30.1÷33 19÷12 5.6÷0.07.42.竖式计算30.6÷45 4.06÷0.58 ※54.6÷0.91.43.列竖式计算.0.58×0.08=(结果保留两位小数)0.54÷0.018= 13.6÷3=(商用循环小数表示)44.列竖式计算,并验算前两个,第三个保留两位小数.95.2÷28= 46.8÷0.13= 5.63÷7.8=45.竖式0.73×2.15 7.38÷1.6 5.95÷27.6(得数保留两位小数)46.用竖式计算.3.38÷18 30.9×2.7 5.95÷27.6(得数保留两位小数)47.列竖式计算.4.83÷23= 3.09÷1.5= 0.14÷0.08=(验算)48.竖式计算.70÷5.6= 227.8÷0.34= 7.525÷0.38=49.用竖式计算下面各题,除不尽的保留两位小数8.65÷0.25 1.8÷12 7.2÷1.1.50.用竖式计算.7.02×1.3 29.83÷9.5 0.54÷3.6小数除法计算题(口算300道+竖式200道)答案一.口算题(共50小题)1.【解答】解:4.8÷0.8=6 7.5﹣4.5=3 0.75÷15=0.05 3.5×0.4=1. 410÷0.01=1000 10﹣2.05=7.950.6×1.5=0.94÷0.25=161.36+2.87 +3.64=7.8 7 1.8×0.4×0.25=0.182.【解答】解:2.1÷0.7=3 2÷5=0.41÷0.2=57÷8=0.8755.3÷0.53=10.1÷0.01=1 0 0.25×40=106.5﹣5.6=0.91.26÷0.6=2.10.54÷6=0.093.【解答】解30.2÷2=15.1 0.01÷0.5=0.020.72÷8=0.094.8÷0.06=86.4+3. 6=10 1÷3=0.10﹣1.55=8.451.25×8=104.【解答】解:0.9÷0.03=30 7.2﹣2=5.20.05×2=0.10.74×11=8.140.25×4÷0.25×4=16 3.1÷3.1=11.32+8﹣1.32+8=167.2÷40=0.186.25﹣0.87+0.13= 5.51 0.4×2.7×25=275.【解答】解:6.3÷0.3=211.8×0.5=0.925.1+4.9=302.5×0.5×4=56.【解答】解:6.4÷0.9﹣1.07+8. 3.6÷0.2=32 0.89=0.01 3=9.37 10=0.36100×1.5=15 0 8.1+9=17.14.5×0.2=0.911﹣3.9=7.17.【解答】解:5.6÷0.8=76.82﹣5.2=1.622.5×0.04=0.11﹣0.5+0.5=19.15÷0.3=30. 5 17.2÷0.86=201.8÷0.1=1812.5×0.8×0=08.【解答】解:1.4×100=14 02.80÷10=0.282.4÷100=0.0240.33×1000=3390÷6=15 0.025×100=2.590÷100=0.90.32+1.98=2.314.3+5. 7=20 9×99+9=900 9.【解答】解:10÷0.01=10 00 0.22+0.8=1.0210﹣2.05=7.954÷0.25=160÷19.8=0 0.2×0.05=0.011.36+3.64=50.4×0.25=0.110.【解答】解:0.25÷0.5=0.50.32÷0.04=81.25×4=51.6÷0.4=40.54÷6=0.095.6÷7=0.811.【解答】解:5.09÷10=0.50 9 12.5×0.8=100.5÷0.25=245.6÷1=45.632.1×0.2=6.420.25×0.4×0.54÷10.2÷12.5×6=1.5 0.5=0.2 0.9=0.6 0.01=10200.8=1012.【解答】解:4÷5=0. 8 1.8÷0.03=675÷2.5=300.2×25.4=5.083.6+4.4= 8 10﹣5.2=4.83.4×0.2=0.687.8÷6=1.313.【解答】解:3.6÷0.3=12 6.3÷7=0.95.6×100=5600.25×4=10.56÷28=0.0 2 36÷0.9=40.64+0.8=1.440.72×3=2.161.2×20=24 7÷5=1.46.12÷0.5=12.242.9÷5÷0.2=2.914.【解答】解:3.4÷2.7÷0.42÷4.12×2=1.7 0.3=9 6=0.07 2=8.246.3÷0.9=7 1.53+2.4=3.934.8×0.5=2.46.4÷80=0.0840×0.41=1 6.4 30.9×9=278.110×4.1=414.6÷0.5=9.215.【解答】解:0.25÷5=0.05 0.72÷0.9=0.83.145×100=314.57.2÷3.6=21÷50=0.0212.4÷4.1=3 0.01+0.99=17.6÷7.6=11.25×4=550﹣0÷2.5=5016.【解答】解:0.35÷5=0.07 0.3×2=0.60.3÷0.2=1.50.7×0.9=0.630÷7÷3=0 2.4×5=1.24.9×0=02×0.45×5=4.517.【解答】解:0.64÷1.6=0.4 1.4×0.5=0.70.72÷0.9=0.810.9﹣8.9=22.7+7.2 =9.9 0÷1.5=02.7×0.3=0.8124÷0.3=84.3+2.7 =7 200×0.07=140.25×4.9=1.2254÷0.8=518.【解答】解:0.8÷10=0.8 25+8=33 187÷1000=0.1870÷58=0237﹣9=226 257+0=2570×0.008=00.001×100=0.16.0805×1000=6080. 5 24×5=12 019.【解答】解:0.63÷9=0.07 5.4÷1.45≈3.720×4.65=03.5÷0.7=51÷0.25=4 4×0.5=2 0.1÷0.05=23.3÷0.1=332.7÷0.9=3 0.36÷0.12=30.14÷2=0.079.6÷6=1.620.【解答】解:8.4÷4=2.1 3.6÷0.2=180.72÷90=0.0081.1×0.8=0.8 8 0.56+4.44=51.25×5×8=502.9+3.7 +2.1=8. 7 7.6×8+2.4×8=800.4×0.25=0.121.【解答】解:4.8÷0.8=6 7.5﹣0.45=7.5.7+3.3=91÷0.25=6.2÷0.62﹣05 4 1=90.75÷1.5=0.5 0.2÷4=0.050.21×4=0.841.2×60=725+3.2÷0.8=922.【解答】解:0.72÷0.9=0.8 23.7+2.63=26.334.8÷0.4=120.5÷2=0.256.5﹣5.6=0.9 1÷0.25=48÷0.8=110÷4=2.50.4×0.8=0.3 2 0.48÷0.8=0.60.35×4=1.40.3÷0.15=223.【解答】解:1.2÷0.4=3 2÷8=0.254÷0.5=80.72÷4=0.180÷5.32= 0 3.6+1.8=5.41﹣0.73=0.270.24÷0.6=0.46.4÷1.6=4 0.125×80=100.5×0.8=0.413.2÷0.6=2224.【解答】解:2.5÷0.5=5 0.42÷0.6=0.73.5÷0.01=3500.54÷0.6=0.90.8﹣0.35=0.450.25×4=1 12.5×0.8=100.2×50=100÷3.68=00.3×0.2=0.0625.【解答】解:0.56÷0.7=0.8 0.6+0.65=1.253.9÷1.3=3 12÷0.03=4005.2÷0.13=4 0 99×1.01=99.9913.5﹣2.8﹣7.2=3.525×0.32×125=100026.【解答】解:3.6÷1.2=3 8.1÷9=0.94.8÷0.6=81.25×8=1099÷0.9=11 0 25÷0.05=50088÷0.008=110001÷2.5=0.427.【解答】解:0.64÷0.32=2 0.7×1.2=0.847.2÷(0.8×9)=140×0.25=10÷4.8=02.9÷2.9=1 0.3×0.6=0.180.07×50=3.5100×0.07=722.1×1=22.128.【解答】解:0.02×0.1=0.002 12﹣4.3=7.736÷0.01=36000.8×0.125=0.12.3+0.8=3.10.36÷0.4÷9=0.129.【解答】解:3.6÷1.2=34.4÷4=1.14.8÷0.4=121÷0.25=4 30.【解答】解:6.4÷8=0.8 9.8÷0.14=74.8÷16=0.30.63÷9=0.078.7÷29=0. 3 0.99÷9.9=0.15.5÷0.11=513.8÷6.9=231.【解答】解:0.56÷8=0.07 0.07×10=0.73﹣1.9=1.11.2×0.1=0.1 2 51÷0.3=174.3+15.37=19.672.9×10.02≈30 12.1÷3.9≈36÷0.58≈1032.【解答】解:3.6÷7.8÷9.9÷56.7÷3=1.2 6=1.3 9=1.1 7=8.14.8÷4=1.2 3.9÷13=0.33.6÷12=0.38.1÷27=0.30.04÷2=0.02 0.88÷4=0.221.25÷5=0.257.5÷0.05=15033.【解答】解:1÷0.25= 4 0.78÷6=0.132.4÷24=0.16.6÷0.6=1 1 5÷0.5=1034÷0.2=170.8×7=5.6 8×0.6=4.870×0.12=8.434.【解答】解:2.1÷2=1.053.8+1.02=4.827.5×0.4=32x﹣0.7x=1.3x10÷8=1.250.8×0.6=0.4 8 3.2×0.5=1.69.6÷0.06=1603.57÷0.7=5.14.5+0.76=5.2635.【解答】解:22.4÷4=5.6 0.25×4=10.21÷7=0.035.6÷7=0.81.2×5=642÷3=14 6.12÷0.6=10.20.54÷6=0.0938.5÷5=7.724÷0.8=336.【解答】解:1.6÷0.4=4 7.2÷8=0.94.2÷0.01=4202﹣3.6÷1.8=04÷5=0.8 4.6÷0.46=15.4÷1.8=30÷21.3=037.【解答】解:1.2÷3=0.4 0.48÷6=0.084.6÷23=0.6.8÷4=1.70.72÷12=0.02 60.72÷4=0.18 9.6÷6=1.65.2÷13=0.412.5÷5=2.50.12÷5=0.02438.【解答】解:56÷100=0.5 6 1.29﹣0.29=10.56×100=565.35+2.5=7.850.625×100=62. 5 5﹣2.1=2.9359+402=76118.6﹣7=11.68.07×10=80.7 3.5+0.9=4.41.2+0.08=1.284×(25×14)=14007.34×0=0 3.31+1.2=4.5125×4÷25×4=160.25+0.2+0.75=1.239.【解答】解:0.42÷0.6=0.7 5×0.6=32.4÷0.24=11.25×2.3×8=237.8+1.210÷0.1×2.5﹣2.5×=9 0.1=100 0.1=0.010.4=1.540.【解答】解:10﹣9.9=0. 1 0.67+0.3=0.978.9×100=8902.5×4=108÷16=0.5 0.9×60=541.04÷2=0.529.1÷7=1.31.5×8=12 0.39÷39=0.010.25÷8=0.031250.05×300=150.45÷9=0.05 7.2÷9=0.80×5.8=0 4×8×0.25=841.【解答】解:2.4÷2=1.2 48÷0.6=80.24÷0.2=1.24.8÷6=0.82.4÷0.2=1 2 4.8÷0.6=89.6÷0.3=3296÷3=3242.【解答】解:16÷5=3.2 22÷4=5.548÷100=0.4812.6÷3=4.26.06÷6=1.0135÷70=0. 5 95÷5=191.3×4=5.212.6÷0.6=211.8÷6=0.343.【解答】解:0.75÷0.5=1.5 1.6÷0.4=47÷3.5=216.8÷0.4=42 2.8÷0.28=10.5÷0.25=244.【解答】解:5.74÷10=0.57 4 4.2÷0.07=60.16×4=0.640.4÷0.8=0.5 1.2×5=60.64÷2=0.320.56÷0.7=0.8 0.6+0.65=1.253.9÷1.3=345.【解答】解:(1)12.8÷4=3.2(2)31.5÷5=6.3(3)39.6÷4=9.9(4)97.8÷6=16.3(5)11.7÷3=3.9(6)29.4÷2=14.7(7)83.5÷5=16.7(8)95.2÷4=23.8(9)67.8÷2=33.946.【解答】解:口算:(1)0.96÷8=0.12 (2)0.08÷0.01=8(3)0.2÷0.05=4(4)0.36÷0.18=2(5)5.1÷1.7=3(6)0.54÷0.6=0.9 (7)4.8÷0.24=2(8)10﹣0.92=0.08(9)0.9÷45=0.02(10)2.5×4÷2.5×4=1647.【解答】解:2.5×4=10 10÷0.1=102.8÷0.4=74.5÷0.15=37.2÷0.9=81.5×6=9 15÷0.5=305÷2=2.51.2÷0.03=41.3×3=3.948.【解答】解:0.3+5. 7=6 1﹣0.6=0.43.3+5.6=8.90.25+5.75=65.3+50 .7=56 0.4﹣0.35=0.051﹣0.04=0.968+50.28=58.280.9﹣0.7=0. 2 10﹣9.9=0.18.6×100=86148.3÷100=1.48349.【解答】解:3.6÷1.2=3 0.72÷0.9=0.82.6÷13=0.24.8÷0.4=124.4÷4=1.1 0.78÷6=0.137.2÷0.4=181÷0.25=47.1×0.4=2.8 4 4.5÷0.15=31﹣0.07=0.930.42÷0.7=0.650.【解答】解:0.29÷100=0.00 29 5÷1000=0.00519+0÷19=19423﹣(100+23)=300170×100=170 00 320÷100=3.290﹣26﹣13=510.56×100÷1000=0.0560.26×1000=26 0 24×99+24=240038﹣25+12﹣25=0500÷100×1000=5000二.竖式计算题(共50小题)1.【解答】解:0.51÷0.5=1.02 98÷5.6=1520.4÷1.7=122.【解答】解:1.092÷0.42=2.6 ★210÷1.4=1508.9÷0.56≈15.893.【解答】解:69.02÷3.4=20.3 26.8×0.35=9.3846.8÷3.4≈13.84.【解答】解:2.05÷25=0.0820.13÷0.17≈0.764.2÷0.28=154.2÷1.32≈3.1825.【解答】解:117.3÷0.46=25524×0.37=8.8840.32÷l.68=246.【解答】解:2.1÷0.7=37÷0.35=207.2÷4=1.87.【解答】解:①2.76×24=66.24②12.6÷0.28=458.【解答】解:220.5÷15=14.72.64×1.09≈2.886.3÷0.125=50.40.84×1.65=1.3869.【解答】解:33.6÷56=0.68.96÷0.28=327.12÷0.22≈3.364.13÷14≈0.3010.【解答】解:(1)12.4÷4=3.1(2)45.9÷0.6=76.5(3)51÷0.3=170(4)52.8÷12=4.4。

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