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1.3×3.89+11.1×0.13
=1.3×3.89+1.11×1.3
=1.3×(3.89+1.11)
=1.3×5
=6.5
=1.3×3.89+1.11×1.3
=1.3×(3.89+1.11)
=1.3×5
=6.5
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展开全部
1.3×3.89+11.1×0.13
=1.3×3.89+1.11×1.3
=1.3x(3.89+1.11)
=1.3x5
=6.5
=1.3×3.89+1.11×1.3
=1.3x(3.89+1.11)
=1.3x5
=6.5
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展开全部
1.3×3.89+11.1×0.13
=1.3×3.89+1.11×1.3
=1.3×(3.89+1.11)
=1.3×5
=6.5
=1.3×3.89+1.11×1.3
=1.3×(3.89+1.11)
=1.3×5
=6.5
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
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