小学五年级小数乘除法精选计算题74769.docx
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小学五年级小数乘除法精选计算题74769
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=
2.688÷0.56=10.625÷25=0.375÷0.025=0.16÷0.25=
126÷45=15÷0.06=10÷0.004=2.7÷7.5=
25.6÷0.032=56.28÷67=105÷75=6.75÷15=
22.4÷4=1.8÷12=6.7×0.3=2.4×6.2=
0.56×0.04=3.7×4.6=0.29×0.07=6.5×8.4=
1.8×23=0.37×0.4=1.06×25=7×0.86=
0.6×0.86=27×0.43=4.8×0.25=1.5×105=
二.口算。
0.8×25=1.25×8=0.25×4=10÷0.5=1000÷0.8=234×0.1=
456×0.001=4÷8=6÷12=3÷15=30×0.9=3.2×100=
三.简便算法。
2.32×6.5+7.68×6.56.345×2.54+6.45×6.345+6.345
64×0.1251.25×64×0.12525×0.32×12.56.8×0.5
28.6×0.5537.5×5416.24×25438.4×1254.5×4×0.5
420×0.2536×0.5438.9×53.6÷0.250.48÷1.2596000÷125
2.4÷0.1257.2÷2.537×8×1.252.5×104
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。
0.45×2.5= 0.8×1.25= 0.3×3.6= 0.3×0.3=10×0.07= 0.3×1.4= 0.05×7= 0.92×0.4=0.2×0.26= 0.14×4= 0.02×0.1= 1.2×0.3=0.2×0.4= 8.2+1.8= 100-35.22= 2.3×4=
2.5×0.4= 2.4×5= 0.22×4= 3.25×0=
0.9-0.52= 3.99×1= 0×3.52= 12.5×8=
8÷10= 10-1.8-7.2= 0.43+3.57= 2.5×4×12=
0.9×0.8= 7.5x-3x= a+3a+7a== 1.05×100= 1÷0.5= 0.96÷3= 1.47÷0.7= 5.4÷6= 0.16.5×10= 0.56×100= 3.78×100= 3.215×100= 0.8×10= 4.08×100= 1.1×0.2=
0.6×0.8= 3×0.9= 2.5×0.4= 3.6×0.4=4÷0.8=
12.5×8= 50×0.04= 80×0.3= 1.1×9=0.16×5﹦
1.78+2.2= 9.6÷0.6= 1.2×0.5-0.4= 0.7÷0.01= 2.5×0.4=
12-3.9= 1.25×8÷1.25=6.6÷0.66= 5.37×0+4.63=
3.9+2.03= 4.2÷3.5=1.6+2.4×0.3= 2.14-0.9= 27+456+73=
0.3×0.3=7.2+2.8= 0.9÷0.01= 12÷0.3= 2.87÷0.7=
13÷4= 0.96÷0.3= 1.5×0.4= 7÷0.25= 2.5×0.7×0.8=
8-2.5= 16÷1.6= 5.6×1.01= 8×(2.5+0.25)=8.4×0.2=
0.36+0.64= 64.32÷16= 4.2÷0.1=72.8÷0.8= 8.4÷4.2=
13.8+9.9= 2.4×2.5= 0.05×0.8= 2.56-0.37= 1.25×0.8×0.5= 12×2.5= 1.23×3= 3.2÷1.6=3.5+3.5×3=19.6÷2= 8.8÷2.2= 0.75×4= (1.5+0.25)×4= 0.5×0.8=
1.6×0.2= 2.8×0.3 = 0.9÷0.15= 1.8×0.4= 5.5÷0.55= 0.08×100=7.2×0.3=1.4×5= 2.8×4= 19.6÷4= 22.5×4=
2、用竖式计算
0.396÷1.2= 0.756÷0.36= 15.6×13=0.18×15=
0.04×0.12= 3.84×2.6≈ 5.76×3=0.025×14=
(保留一位小数)
7.15×22 = 90.75÷3.3= 3.68×0.25=3.06×36=
16.9÷0.13= 1.55÷3.9= 3.7×0.016=13.76×0.8=
6.4×0.5 4.48×0.4 5.25×5 5.2×0.6
35.4×4.2 0.042×0.54 0.76×0.328.4×1.3
0.25×0.046 2.52×3.4 1.08×25 0.12×0.5×0.16=
4.8×0.25= 0.125×1.4≈(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÷12.5= (用乘法验算)
3.25×9.04= (用除法验算)
3、脱式计算(能简算的要简算)
2.5×7.1×4 16.12×99+16.12 5.2×0.9+0.9
7.28×99+7.28 4.3×50×0.2 64-2.64×0.526×15.7+15.7×24
(2.275+0.625)×0.28 3.94+34.3×0.2 1.2×(9.6÷2.4)÷4.8
8.9×1.1×4.7 2.7×5.4×3.9 3.6×9.85-5.46
8.05×3.4+7.6 6.58×4.5×0.9 2.8×0.5+1.58
32+4.9-0.9 4.8-4.8×0.5 (1.25-0.125)×8
4.8×100.1 56.5×99+56.5 7.09×10.8-0.8×7.09
4.85+0.35÷1.4 8.7×17.4-8.7×7.4
12.5×0.4×2.5×8 0.87×3.16+4.64 9.5×101
0.68÷(5.2-3.5)×1.25
40.5÷0.81×0.18 4.8×(15÷2.4) 2.13.×0.×8257
6.81+6.81×99 0.25×185×40 4.4×0.8-3.4×0.8
(9.37+9.37+9.37+9.37)×2.5 4.2.×1.+1.×1.75
2.37×6.3+2.37×3.7 2.5×1.25×0.32 3.8×10.1
2.5×(3.8×0.04) 7.69×101 3.8×10.1
0.25×39+0.25 0.125×72 46×0.33+54×0.33
(8×5.27)×1.25 6.81+6.81×99 0.25×185×40
6.8×0.75÷0.5 3.75÷0.125–2.75 1.53+23.4÷7.2
9.5×99 13.5×0.98 12.5×8.8
二、解方程:
54-X=24 7X=49 126÷X=42
13+A=28.5 2.4X=26.4 7.5x-3x=18
5×1.3-2x=5.5 24x+6x=63.6 5.6x+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?
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?
0.43×0.28= 6.45×0.73= 4.6×0.6=
8.9×0.05= 3.08×0.43= 1.5×26.7=
5.22÷29= 18.72÷3.6= 13.95÷3.1=
3、脱式计算(能简算的要简算)
2.5×7.1×4 16.12×99+16.12 5.2×0.9+0.9
7.28×99+7.28 4.3×50×0.2 64-2.64×0.5
26×15.7+15.7×24 (2.275 +0.625)×0.28
3.94+34.3×0.2 1.2×(9.6÷2.4)÷4.8
8.9×1.1×4.7 2.7×5.4×3.9 3.6×9.85-5.46