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362+548*361分之362*548-186=?简算
人气:164 ℃ 时间:2020-04-25 09:05:37
解答
362+548*361分之362*548-186
=362+548*361分之362*548-(548-362)
=362+548*361分之362*548-548+362
=362+548*361分之548*(362-1)+362
=362+548*361分之548*361+362
=1
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