小学五年级小数除法练习题300道
小学五年级小数除法练习题
小学五年级小数除法练习题1. 0.5 ÷ 0.1 = ______2. 0.8 ÷ 0.2 = ______3. 0.4 ÷ 0.05 = ______4. 3.2 ÷ 0.8 = ______5. 2.5 ÷ 0.5 = ______6. 6.3 ÷ 0.7 = ______7. 1.6 ÷ 0.4 = ______8. 4 ÷ 0.5 = ______9. 5 ÷ 0.25 = ______10. 8.4 ÷ 0.7 = ______解答：1. 0.5 ÷ 0.1 = 5解析：将被除数0.5除以除数0.1，得到商为5。
2. 0.8 ÷ 0.2 = 4解析：将被除数0.8除以除数0.2，得到商为4。
3. 0.4 ÷ 0.05 = 8解析：将被除数0.4除以除数0.05，得到商为8。
4. 3.2 ÷ 0.8 = 4解析：将被除数3.2除以除数0.8，得到商为4。
5. 2.5 ÷ 0.5 = 5解析：将被除数2.5除以除数0.5，得到商为5。
6. 6.3 ÷ 0.7 = 9解析：将被除数6.3除以除数0.7，得到商为9。
7. 1.6 ÷ 0.4 = 4解析：将被除数1.6除以除数0.4，得到商为4。
8. 4 ÷ 0.5 = 8解析：将被除数4除以除数0.5，得到商为8。
9. 5 ÷ 0.25 = 20解析：将被除数5除以除数0.25，得到商为20。
10. 8.4 ÷ 0.7 = 12解析：将被除数8.4除以除数0.7，得到商为12。
这些小数除法练习题旨在帮助五年级的小学生们巩固和练习小数除法运算。
小数除法与整数除法类似，需要将小数形式的被除数除以小数形式的除数，求得一个小数形式的商。
通过反复练习，学生们可以在解决实际问题时更加熟练地运用小数除法。
五年级小数除法练习题100道
五年级小数除法练习题100道题目一将下列小数相除：1.0.4 ÷ 0.2 =2.0.6 ÷ 0.1 =3.0.9 ÷ 0.3 =4.2.5 ÷ 0.5 =5.3.6 ÷ 0.4 =题目二计算下列小数的商，保留一位小数：1.1.5 ÷ 0.6 =2.4.2 ÷ 0.9 =3.2.8 ÷ 0.7 =4.5.7 ÷ 0.3 =5.9.4 ÷ 0.8 =题目三求下列小数的商，保留两位小数：1.3.14 ÷ 0.15 =2.2.68 ÷ 0.23 =3.4.73 ÷ 0.64 =4.7.56 ÷ 0.78 =5.6.21 ÷ 0.57 =题目四计算下列小数的商并进行四舍五入：1.1.35 ÷ 0.25 =2.4.78 ÷ 0.63 =3.5.92 ÷ 0.47 =4.3.46 ÷ 0.52 =5.2.87 ÷ 0.35 =题目五请根据题意丰富下列小数除法题目：1.3.2 ÷ 0.4 =2.8.5 ÷ 0.25 =3.7.6 ÷ 0.8 =4.4.2 ÷ 0.3 =5.9.1 ÷ 0.55 =题目六将下列小数除法转化为整数：1.3.5 ÷ 0.7 =2.6.8 ÷ 0.4 =3.9.3 ÷ 0.3 =4.4.6 ÷ 0.2 =5.7.2 ÷ 0.8 =题目七将下列小数除法转化为分数形式：1.1.2 ÷ 0.4 =2.2.6 ÷ 0.5 =3.4.8 ÷ 0.8 =4.3.3 ÷ 0.6 =5.5.5 ÷ 0.7 =以上为五年级小数除法练习题共100道。
在解答时，请学生们按照所学方法逐步计算，并注意保留相应位数的小数或进行四舍五入。
小数除法计算题500道(口算300道竖式200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=1.4 10÷0.01=100010﹣2.05=7.950.6×1.5=0.94÷0.25=16 1.36+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=10 0.1÷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=8.140.25×4÷0.25×4=16 3.1÷3.1=1 1.32+8﹣1.32+8=167.2÷40=0.186.25﹣0.87+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=6.420.25×6=1.50.4×0.5=0.20.54÷0.9=0.610.2÷0.01=102012.5×0.8=1012．【解答】解：4÷5=0.8 1.8÷0.03=6075÷2.5=300.2×25.4=5.08 3.6+4.4=810﹣5.2=4.8 3.4×0.2=0.687.8÷6=1.33.6÷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=8.24 6.3÷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=9.2 15．【解答】解：0.25÷5=0.050.72÷0.9=0.83.145×100=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=5016．【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=0.16.0805×1000=6080.524×5=1200.63÷9=0.07 5.4÷1.45≈3.720×4.65=0 3.5÷0.7=5 1÷0.25=44×0.5=20.1÷0.05=2 3.3÷0.1=33 2.7÷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=4 6.2÷0.62﹣1=90.75÷1.5=0.50.2÷4=0.050.21×4=0.841.2×60=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=0.25 6.5﹣5.6=0.91÷0.25=48÷0.8=1010÷4=2.5 0.4×0.8=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=0.4 6.4÷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=0.450.25×4=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=02.9÷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=0.002 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=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=1.250.8×0.6=0.483.2×0.5=1.69.6÷0.06=1603.57÷0.7=5.14.5+0.76=5.2635．【解答】解：22.4÷4=5.60.25×4=10.21÷7=0.03 5.6÷7=0.8 1.2×5=6 42÷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=8 1.5×6=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=58.28 0.9﹣0.7=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）=300170×100=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=1.0298÷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=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=1214.2÷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=1.620．【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=1.56957.38÷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=0.213.09÷1.5=2.060.14÷0.08=（验算）48．【解答】解：70÷5.6=12.5227.8÷0.34=6707.525÷0.38≈19.80．49．【解答】解：8.65÷0.25=34.61.8÷12=0.157.2÷1.1≈6.5550．【解答】解：7.02×1.3=9.12629.83÷9.5=3.14 0.54÷3.6=0.15。