简便算法(7⼀10+3⼀4)x5⼀11

简便算法(7/10+3/4)x5/11
2025-05-14 23:23:50
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回答(1):

简便算法(7/10+3/4)x5/11
(7/10+3/4)x5/11
=(14/20+15/20)*5/11
=29/20*5/11
=29/11