0.58层3.2的验算

3.2*0.58的数式计算为: 3.2 * 0.58 256 160 1.856

0.58乘0.08验算 答案: 0.58*0.08=0.0464 验算:0.0464÷0.58=0.08

1.728/3.2=0.54

3.2*0.54=1.728验算:3.42*0.25=0.855验算:

3.2*0.54=1.728 3.45*0.25=0.8625 1.76*4.2≈7.39 64.8÷24=2.7 验算:

解:0.58x1.02=0.5916验算:0.5916÷1.02=0.58或者这样验算:0.5916÷0.58=1.02也是可以的.

25.9* 3.2518771.82.28

0.58x0.24=0.1392仅供参考

5.3*3.2 怎么验算,请列验算式5.3*3.2 =16.96验算:16.96÷3.2=5.3或:3.2*5.3=16.96

(1),(2)3.47*0.24≈0.833,(3)246.4÷26≈9.48, 9.4 7 626 246.4 234