小数除法的简便运算

2022-08-02 18:07:32   文档大全网     [ 字体: ] [ 阅读: ]

#文档大全网# 导语】以下是®文档大全网的小编为您整理的《小数除法的简便运算》,欢迎阅读!
除法,小数,运算,简便


小数除法的简便运算 除法: 85.44÷16 42.84÷7 101.7÷9 67.5÷15 230.4÷6 21.24÷36 0.736÷23 43.5÷12 35.21÷7 39.6÷24 6.21÷0.03 210÷1.4 51.3÷0.27 91.2÷3.8 0.756÷0.18 0.66÷0.3 11.97÷1.5 69.6÷2.9 38.4÷0.8 15÷0.06

(循环小数的用简便方法,除不尽保留2位小数): 8.2÷0.12 0.8÷0.9 76.4÷5.4 4.7÷3 1.25÷1.2 32÷42 14.36÷2.7






8.33÷6.2 1.7÷0.03 2.41÷0.7 用竖式计算

0.396÷1.2= 0.756÷0.36= 15.6×13=

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) 7.15×22 90.75÷3.3 3.68×0.25 16.9÷0.13 1.55÷3.9 3.7×0.016 13.76×0.8= 5.2×0.6 8.4×1.3 6.4×0.5 4.48×0.4 5.25×5 35.4×4.2 0.042×0.54 0.76×0.32 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 16.12×9916.12 5.2×0.90.9 7.28×99+7.28 4.3×50×0.2 642.64×0.5 26×15.715.7×24 (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+1.58 324.90.9 4.84.8×0.5 (1.250.125)×8 4.8×100.1 56.5×9956.5 7.09×10.80.8×7.09 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

6.81+6.81×99 0.25×185×40 4.4×0.83.4×0.8 (9.37+937+937+937)× 25

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÷0.1252.75 1.53+23.4÷7.2 9.5×99 13.5×0.98 12.5×8.8






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