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89×125减89×24减89的简便运算怎么做

89×125减89×24减89的简便运算怎么做 89×125减89×24减89 =89*(125...

89x125-23x89-12x89 =89x(125-23-12) =89x100 =890...

498 - 95 - 89 =403 - 89 =403 - 90 + 1 =313 + 1 ...

89乘以101减89的简便运算 =89x(101-1) =89x100 =8900

89×35减89×34的简便运算怎么 89×35-89×34 =89*(35-34) =89*...

解: 列式子: 119×6-89×6 =(119-89)×6 =30×6 =180 ...

原式 =269x89-69x89 =(269-69)x89 =200x89 =17800 ...

(89*20)/89=20 先按照上面的算出,再最后乘以20,最后答案是40 简便方法是除号写成分数...

=89×(54÷27) =89×2 =178

3.65×12.89-0.89×3.65 +12×6.35 =3.65×(12.89-0.89)+...

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