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+7.68×6.5 6.345×2.54+6.45×6.345+6.345
64×0.125 1.25×64×0.125 25×0.32×12.5 6.8×0.5
28.6×0.5 537.5×5 416.24×25 438.4×125 4.5×4×0.5
420×0.25 36×0.5 438.9×5 3.6÷0.25 0.48÷1.25 96000÷125 2.4÷0.125 7.2÷2.5 37×8×1.25 2.5×104
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=0.1
6.5×10=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
35.4×4.20.042×0.54
0.76×0.32 8.4×1.3
0.25×0.046 2.52×3.4 1.08×250 .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)
2.5×7.1×416.12×99+16.12 5.2×0.9+0.9
7.28×99+7.28 4.3×50×0.264-2.64×0.5 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
8.05×3.4+7.6 6.58×4.5×0.9 2.8×0.5+1.5
32+4.9-0.9 4.8-4.8×0.5(1.25-0.125)×8
4.8×100.156.5×99+56.5 7.09×10.8-0.8×7.09
4.85 + 0.35 ÷ 1.48.7 × 17.4 - 8.7 × 7.4
12.5×0.4×2.5×80.87×3.16+4.649.5×10 1
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+6.81×990.25×185×40 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+0.250.125×7246×0.33+54×0 .33
(8×5.27)
×1.25 6.81+6.81×990.25×185×40
6.8×0.75÷0.5 3.75÷0.125–2.75 1.53+23. 4÷
7.2
9.5×9913.5×0.9812. 5×8.8
二、解方程:
54-X=24 7X=49 1 26÷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+3
4.3×0.2 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