六分之五加五分之三加(五分之二减六分之一)
5/6+3/5+(2/5-1/6)
用简便方法计算!(要列式)
人气:494 ℃ 时间:2019-10-02 09:07:04
解答
六分之五加五分之三加(五分之二减六分之一)
=5/6+3/5+2/5-1/6
=(5/6-1/6)+(3/5+2/5)
=4/6+1
=1又2/3
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