85.42x7903.29-286.5x790.329+79032.9x4.323=?要次提取公因数,要简便计算.

luky99112022-10-04 11:39:542条回答

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风雨医生共回答了21个问题 | 采纳率95.2%: 85.42x7903.29-286.5x790.329+79032.9x4.323
＝85.42x7903.29-28.65x7903.29+7903.29x43.23
＝7903.29x(85.42-28.65+43.23)
=7903.29x100
=790329; 1年前

雷翔翔共回答了1个问题 | 采纳率: 790329（0.8542-0.2865+0.4323）=790329; 1年前

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