五年级下册简便计算题
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五年级下册小数简便计算练习题
一、口算。24×5=100-23.56= 1.5×0.4=0.8×50=2×25=
8×125= 1-0.48=.65×1=0.2×500=.5×4=12×16+8×16=
二、运用运算定律填空。
4.8+8.63+
5.2+0.5.93+0.19+2.81 1.76+0.195+3.24 2.35+1.713+0.287+7.61.57+0.245+7.
6.02+3.6+1.98
0.134+2.66+0.8661.27+3.9+0.73+16.1 .5+4.9-6.5
3.07-0.38-1.1.29+3.7+2.71+6.8-2.45-1.55
3.25+1.79-0.59+1.7523.4-0.8-13.4-7.0.32×403
3.2+0.36+
4.8+1.61.23+3.4-0.23+6.60.25×36
12.7-6.54-1.76-4.540.25×0.73×4
7.6×0.8+0.2×7.60.85×190.25×8.5×4
1.28×8.6+0.72×8.1
2.5×0.96×0.10.4-9.6×0.35
0.8×3.12+3.12×9928.6×101-28.6
×0. 0.86×15.7-0.86×14..4×102
14-7.32- 2.62.64+8.67+7.36+
11.332.31×1.2×0.5
4.02+
5.4+0.985.17-1.8-3.213.75-
3.68+7.56-2.687.85+2.34-0.85+
4.66.6-1.8-1
5.6-7.2
3.82+2.9+0.18+9.1 .6+
4.8-3.67.14-0.53-2.47
5.27+2.86-0.66+1.6313.35-4.68+2.6547.8-7.45+8.8
0.398+0.36+3.6415.75+3.59-0.59+14.22.5-
73.8-1.64-13.8-5.366.86-8.66-1.340.25×16.2×4
3.72×3.5+6.28×3.6.8-3.9-6.15.48-
4.8×7.8+78×0.523.6×1026.4×0.25+3.6÷4
32+4.9-0.94.8-4.8×0.5×8
4.8×100.1.5×9.9+56..09×10.8-0.8×7.09
4.2÷3.5320÷1.25÷818.76×9.9+18.76
3.52÷2.5÷0.
4.78÷0.2+3.443.9-4.1+6.1-
5.9 0.49÷1. 1.25×2.5×3.6-0.6×2
3.65×10.13.6-3.6×0.15.2÷0.25÷4
5.6÷3.59.6÷0.8÷0.4.2×99+4.2
0.89×100.1 146.5-17.8÷
5.83×2+4.27÷8÷0.1259.7×99+9
.7
4.36×12.5×1
5.6×13.1-15.6-15.6×2.10.65×101
27.5×3.7-7.5×3.78.54÷2.5÷0..83×4.56+3.83×5.44
×0.9.16×1.5-0.5×9.16.6-3.6×0.5
4.5÷1..2÷3.30÷0.6÷5
63.4÷2.5÷0.4.9÷1.4.9÷
÷0..5×2.42.7÷45
0.35×1.25×2×0.82.4×0.9+0.1×32. 15÷0.25 70÷15÷4.25÷2.5×9.9+0.17
0.125×640.68×101.26×5.7-3.26×0.7
55.6×99+55.61.25×213×0. 19.625-
3.42×5.7+
4.3×3.4.75×11-8.7.9×212
0.4×2.1=○0.4×2.5=○
×25=×25+×25
9.8×124=×124=× -×
三、两个筑路队,甲队8天修路6.48千米,乙队9天修路10.35千米,先说说哪个队的工作效率高些,再计算一下你说的对不对。
四、一个六层塔,每一层点灯的盏数都是它的上一层的3倍,已知最顶层点了2盏灯,求这座塔共点了多少盏灯?
五上小数乘除法简便运算专项练习题
班级___________ 姓名______________
2.5×7.1× 16.12×99+16.125.2×0.9+0.9.3×50×0.2
0.75×1990.86×15.7-0.86×14.0.25×3.2÷3.5
7.28×99+7.226×15.7+15.7×24
8.05×3.4+7.×3.32×25
4.8×100.1 .09×10.8-0.8×7.09
0.9÷× 1.9.5×99.8
1.2×÷4.832+4.9-0.1
2.5×0.4×2.5×84.× 1 .8-4.8×0.5×0.279×343+0.657×27.× 17.-.×.4
五上小数乘除法简便运算专项练习题
班级___________ 姓名______________
2.5× .8×299..5×1.25×0.320.125×72
0.25×39+0.256.8×0.75÷0.28×0.56+44×0.412.5×56
13.5×0.12.5×8.5.7×0.28+6.3×0.28-0.28×2
9.5×9.16×1.53-0.053×91..9÷4.2÷3.5
15÷3.4÷2.5÷0..6-3.6×0.7 ×0.8
40.÷ 0.81 × 0.184.4×0.8-3.4×0. ×.5
2
五年级数学简便计算练习卷