五年级数学脱式计算题及答案300道最好有过程
五年级数学脱式计算题及答案300道最好有过程
五年级数学脱式计算题及答案300道最好有过程
五年级数学脱式计算题及答案300道最好有过程
1、直接写出得数.
0.45×2.5=1.1250.8×1.25=10.3×3.6=1.080.3×0.3=0.0910×0.07=0.70.92×0.4=0.3680.2×0.26=0.0520.14×4=0.560.02×0.1=0.0021.2×0.3=0.362.5×0.4=12.4×5=120.22×4=0.883.25×0=0
0.9-0.52=0.383.99×1=3.990×3.52=012.5×8=100
8÷10=0.810-1.8-7.2=10.43+3.57=42.5×4×12=144
0.9×0.8=0.727.5x-3x=4.5xa+3a+7a==11a1.05×100=1051÷0.5=20.96÷3=0.32
0.56×100=563.78×100=3784÷0.8=5
3.215×100=321.50.8×10=84.08×100=4081.1×0.2=0.22
0.6×0.8=0.483×0.9=2.72.5×0.4=1
0.16×5=0.81.78+2.2=3.981.2×0.5-0.4=0.20.7÷0.01=702.5×0.4=112-3.9=8.11.25×8÷1.25=86.6÷0.66=105.37×0+4.63=4.633.9+2.03=5.93
7.2+2.8=101.4×5=7
2、用竖式计算
0.18×15=0.025×14=3.06×36=
0.04×0.12=3.84×2.6≈5.76×3=
(保留一位小数)
16.9÷0.131.55÷3.93.7×0.016
13.76×0.8=5.2×0.68.4×1.3
6.4×0.54.48×0.45.25×5
35.4×4.20.042×0.540.76×0.32
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)
2.5×7.1×416.12×99+16.125.2×0.9+0.9
7.28×99+7.284.3×50×0.264-2.64×0.5
26×15.7+15.7×24(2.275+0.625)×0.28
3.94+34.3×0.21.2×(9.6÷2.4)÷4.8
8.9×1.1×4.72.7×5.4×3.93.6×9.85-5.46
8.05×3.4+7.66.58×4.5×0.92.8×0.5+1.58
32+4.9-0.94.8-4.8×0.5(1.25-0.125)×8
4.8×100.156.5×99+56.57.09×10.8-0.8×7.09
4.85+0.35÷1.48.7×17.4-8.7×7.4
12.5×0.4×2.5×80.87×3.16+4.649.5×101
0.68÷(5.2-3.5)×1.25
40.5÷0.81×0.184.8×(15÷2.4)2.13.×0.×8257
6.81+6.81×990.25×185×404.4×0.8-3.4×0.8
(9.37+9.37+9.37+9.37)×2.54.2.×1.+1.×1.75
2.37×6.3+2.37×3.72.5×1.25×0.323.8×10.1
2.5×(3.8×0.04)7.69×1013.8×10.1
0.25×39+0.250.125×7246×0.33+54×0.33
(8×5.27)×1.256.81+6.81×990.25×185×40
6.8×0.75÷0.53.75÷0.125–2.751.53+23.4÷7.2
9.5×9913.5×0.9812.5×8.8
脱式计算(能简算的要简算)
7.28×99+7.284.3×50×0.264-2.64×0.5
26×15.7+15.7×24(2.275+0.625)×0.28
3.94+34.3×0.21.2×(9.6÷2.4)÷4.8