6/7+1/8-(3/8-1/7)完了等于多少?
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6/7+1/8-(3/8-1/7)
=6/7+1/7-3/8+1/8
=1-2/8
=1-1/4
=3/4
=0.75
=6/7+1/7-3/8+1/8
=1-2/8
=1-1/4
=3/4
=0.75
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6/7+1/8-(3/8-1/7)
=6/7+1/8-3/8+1/7
=6/7+1/7+1/8-3/8
=1-2/8
=6/8
=3/4
=6/7+1/8-3/8+1/7
=6/7+1/7+1/8-3/8
=1-2/8
=6/8
=3/4
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解:6/7+1/8-(3/8-1/7)
=7/7+1/8-3/8+1/7
=1-2/8
=1-1/4
=3/4
=7/7+1/8-3/8+1/7
=1-2/8
=1-1/4
=3/4
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已踩过<
评论
收起
你对这个回答的评价是?
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