www.rtmj.net > 简便计算。4.4×0.25,0.26×5.5+2.6×0.45,19.9×0.6...

简便计算。4.4×0.25,0.26×5.5+2.6×0.45,19.9×0.6...

0.26x5.5十2.6x0.45 =0.26x5.5十0.26x4.5 =0.26×(...

21.2-0.25×6 =21.2-1.5 =19.7 17.5-0.75×0.4+0.6 ...

0.26乘五点5+2点6×0点四五 =2.6*(0.55+0.45) =2.6*1 =2.6 ...

0.45-0.6×0.5 =(0.9-0.6)×0.5 =0.3×0.5 =0.15 你好,本题已解...

2.6×0.6-1.8×0.5 =1.56-0.9 =0.66 没有合适的简便方法

1. (0.2+6.37÷0.7)×0.5 =(0.2+9.1)×0.5 =9.3×0.5 =...

3.82÷0.2-0.2×2.5 =38.2÷2-0.5 =19.1-0.5 =18.6 2....

(1)73.1×2.5=182.75; . 36 5 5 146...

2.6×0.5+7.4÷2 =2.6×0.5+7.4x0.5 =(2.6+7.4)x0.5 =...

解:3.61+2.39=63-1.02=1.980.6-0.58=0.020×100=00.26+3...

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