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1、本word文档可编辑修改关注我实时更新最新资料五年级数学上姓名：一.用竖式计算。15.6 + 24=0.138+ 15 =1.35+27=0.416+ 32=2.6884- 0.56=10.625 4- 25=0.375 + 0.025=0.16 0.25=126 45=15+0.06=10+ 0.004=2.77.5二25.64-0.032=56.28: 67=105+ 75=6.75+ 15=22.4+4=1.84-12=6.7 X 0.3 =2.4 X 6.2=0.56X0.04=3.7X4.6=0.29 X 0.07=6.5X8.4二1.8X 23=0.37 X 0.4=1.06X 2
2、5 =7X 0.86=0.6X 0.86=27 X 0.43 =4.8X 0.25 =1.5X105 =二口算。0. 8X 25=1.25X 8=0.25 X 4=10 0.5 =1000 4- 0.8= 234X 0.1 =456 X 0.001=415=300.9=3.2xioo=三.简便算法。2.32 X6.5 + 7.68 X6.56.345X 2.54+6.45X 6.345+ 6.34564 X 0.1251.25X 64 X0.12525X0.32 X12.56.80.528.6 X0.5537.5X5416.24X25438.41254.5X 4X 0.5420 X 0.25
3、36 X0.5 438.9X5 3.6+ 0.250.481.2596000+ 1252.4 : 0.1257.2+2.537X8义 1.252.5104五年级小数乘除法计算题复习一、计算题（30分）1、直接写出得数。0.45 X2.50.8 X1.25 =0.3 X3.6 =0.3 X0.3 =10X0.070.3 X1.40.05 X78.22.5 X0.40.92 X0.40.2 X0.260.14 X40.02 X0.1 =1.2 X0.30.2 X0.4+ 1.8 =100 -35.22 =2.4 X5 =2.3 X4 =0.22 X43.25 X0 =0.9 0.523.99 Xl
4、 =0X3.52 =12.5 X8 =8 1010-1.8-7.2=0.43+3.57=2.5 X4X12=0.9 X0.8=7.5x-3x=a+3a+7a1.05 X100=10.5 =0.96 4-3=1.47 +0.7=5.4 4-6=0.16.5 X10=0.56 X100=3.78 X100=3.215 X100=0.6 X0.8=4 + 0.8=1.1 X9=1.2 X0.5 -0.4 =1.25 X84-1.25 =4.2 +3.50.8 X10=3X0.9=12.5 X8=0.16 X5 =0.7 +0.01 =6.6 +0.66 =4.08 X100=2.5 X0.4=50X
5、0.04=1.78 +2.2 =2.5 X0.4 =5.37 X0+4.63 =1.1 X0.2=3.6 X0.4=80X0.3 =9.6 4-0.6 =12-3.9=3.9 + 2.031.6+2.4 X0.3 =2.14 -0.9 =27 +456 + 73=0.3 X0.3=7.2 +2.8 =0.9 +0.01 =120.3=2.87 +0.7 =13+4 =0.9 6+0.3 =1.5 X0.4 =7+0.25 =2.5 X0.7 X0.8=8-2.5 =164-1.6 =8X ( 2.5 +0.25 ) =8.4 X0.2=0.36+0.64 =5.6 X1.01 =64.32 +
6、16 =4.2=72.8 H-0.8 =8.4 4-4.2 =13.8 + 9.9 =2.4 X2.5 =0.05 X0.8 =2.56 - 0.37 =1.25 X0.8 X0.512X2.5 =1.23 X3 =3.2 +1.6 =3.5 +3.5 X3=19.6 2 =8.8 +2.2=0.75 义4 =(1.5 +0,25 ) X 4 =0.5 X0.8=1.6 X0.2 =2.8 X0.30.9 +0.15=7.2 X0.3=1.4 X5=1.8 X0.4=2.8 X4=19.6 4-4=5.5 +0.55= 0.08 X100=22.5 X42、用竖式计算0.396 1.2二0.7
7、56 4-0.36=15.6 X13=0.18 X15=0.04 X0.12 =3.84 X2.6 %5.76 义3=0.025 X14=(保留一位小数）7.15 X22 =3.06 X36=16.9 0.1 3=13.76 X0.8=90.75 4-3.3 =1.55 -F3.9 =6.4 X0.54.48 X0.45.2 X0.635.4 X4.20.042 X0.543.68 X0.253.7 X0.016 二5.25 X50.76 X0.328.4 XI.30.25 X 0.0462.52 X3.41.08X250.12 X0.5 X0.164.8 X0.25 =0.125 X1.4
8、弋 （保留两位小数）2.5 +0.7=（保留三位小数）10.1 +3.3=（商用循环小数）10.75 4-12.5=（用乘法验算）3.25 X9.04=（用除法验算）3、脱式计算（能简算的要简算）2.5 X7.1 X416.12 X99 + 16.125.2 X0.9 + 0.97.28 X99+7.284.3 X50X0.264 2.64 X0.526X15.7 +15.7 X24(2.275 +0.625) X0.283.94+34.3 X0.21.2 X(9.6 4-2.4) +4.88.9 XI.1 X 4.72.7 X5.4 X3.93.6 X9.85 -5.468.05 X3.4+
9、7.632+4.9 -0.90.125) X84.8 X 100.10.8 X7.096.58 X4.5 X0.94.8 -4.8 X0.556.5 X99+ 56.52.8 X0.5+1.58(1.25 -7.09 X10.8 -4.85 + 0.35 + 1.48.7 X 17.4 - 8.7 X 7.412.5 X0.4 X2.5 X80.87 X3.16+4.649.5 X1010.68 + ( 5.2 -3.5 ) X 1.2540.5 + 0.81 X 0.184.8 X ( 15 + 2.4 )2 . 13. X0. X82576.81+6.81 X990.25X185X404.
10、4 X0.8 -3.4 X0.8(9.37+9 . 37+9. 37+9. 37) X 2 . 54. 2.XI. +1. X1.752.37 X6.3+2.37 X3.72.5X1.25 X0.323.8 X10.12.5 X(3.8 X0.04)7.69 X1013.8X10.10.25 X39+0.250.125X7246X0.33+54X0.33(8 X5.27) XI.256.8 X0.75 4-0.57.29.5 X99.8二、解方程：54-X=246.81+6.81 X990.25 X 185X4013+A=28.55X1.3 -2x=5.53.75 4-0.125 -2.751
11、3.5 X0.987X=492.4X=26.424x+6x=63.61.53+23.4 +12.5 X81264-X=427.5x 3x=185.6x+4.4x=5.2三、列式计算1、20减去0.8的差除以4个0.3的和，商是多少?本word文档可编辑修改2、一个数 的2.6倍加上9,和是35,求这个数。（用方程解）3、1.2与4的积，减去6.除以5的商，差是多少?4、2.1除以35的商，加上4.与0.45的积，和是多少?5、一个数 的3倍加上6与8的积，和是84,求这个数.6、4.08除以0.6的商，再乘以5.,积是多少?7、甲、乙两数 的积是25.2,甲数是56,乙数是多少?8、把0.47
12、平均分成7份，每份是多少?9、1.25乘4.2减5,差是多少?10、比4.7的1.5倍多3.05的数是多少?0.43 X0.28=6.45 X0.73=4.6 X0.6=8.9 X0.05=3.08 X0.43=1.5 X26.7=5.22 +29=18.72 4-3.6=13.95 4-3.1 =关注我实时更新最新资料3、脱式计算（能简算的要简算）2.5 X 7.1 X 416.12X 99+ 16.125.2X 0.9+ 0.97.28X99+7.284.3 X 50X 0.264- 2.64X 0.526X 15.7+ 15.7X 24(2.275 + 0.625)X 0.283.94+34.3 0X.21.2 X(9.6 4-2.4) +4.88.9 X1J X4.72.7 X5.4 X3.93.6 X9.85-5.468.05 X3.4+7.66.58 X4.5 X0.92.8 X0.5+1.58