5/9×3/4+1/2怎么简算?
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5/9×3/4+1/2
=5/3×1/4+1/2
=5/12+1/2
=5/12+6/12
=11/12
=5/3×1/4+1/2
=5/12+1/2
=5/12+6/12
=11/12
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展开全部
5/9×3/4+1/2
=5/12+1/2
=5/12+6/12
=11/12
=5/12+1/2
=5/12+6/12
=11/12
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依次计算
=15/36+1/2
=15/36+18/36
=33/36
=11/12
=15/36+1/2
=15/36+18/36
=33/36
=11/12
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展开全部
5/9×3/4+1/2
=5/12+1/2
=5/12+6/12
=11/12
=5/12+1/2
=5/12+6/12
=11/12
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已踩过<
评论
收起
你对这个回答的评价是?
展开全部
5/9×3/4+1/2
=(5×3)/(9×4)+1/2
=5/12+6/12
=11/12
=(5×3)/(9×4)+1/2
=5/12+6/12
=11/12
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收起
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