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(36x26十14一26)除以84.用简便运算
人气:244 ℃ 时间:2020-05-27 10:03:03
解答
(36x26十14一26)÷84
=(36x26一26十14)÷84
=(35x26十14)÷84
=(7×5x26十7×2)÷84
=7×(5x26十2)÷84
=7×132÷84
=7×12×11÷84
=84×11÷84
=11
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