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35乘54+35乘28+82乘65= (要巧算)
人气:359 ℃ 时间:2020-05-12 12:23:24
解答
35乘54+35乘28+82乘65
=35乘(54+28)+82乘65
=35乘82+82乘65
=82乘(35+65)
=82乘100
=8200
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