37×53分之27+36×53分之26 如何简算

汉中之子2022-10-04 11:39:541条回答

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usdhfiashfweifh 共回答了19个问题 | 采纳率84.2%
37×53分之27+36×53分之26
=37×27/53+36×26/53
=(36+1)×27/53+36×26/53
=36×27/53+1×27/53+36×26/53
=36×(27/53+26/53)+27/53
=36×53/53+27/53
=36+27/53
=36又27/53
1年前

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