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0.75*65+3/4*34+75% 简算
人气:105 ℃ 时间:2020-05-29 12:46:30
解答
你好:

0.75*65+3/4*34+75%
=0.75×65+0.75×34+0.75×1
=0.75×(65+34+1)
=0.75×100
=75
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