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7.29+3.87+2.71-1.13怎么简算?
61个回答
展开全部
7.29+3.87+2.71-1.13
=(7.29+2.71)+3.87-1.13
=10+2.74
=12.74
=(7.29+2.71)+3.87-1.13
=10+2.74
=12.74
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展开全部
=7.29+2.71+(3.87-1.13)
=10+2.74
=12.74
=10+2.74
=12.74
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
7.29+3.87+2.71-1.13
=7.29+2.71+3.87-1.13
=10+3.87-1.13
=13.87-1.13
=12.74
=7.29+2.71+3.87-1.13
=10+3.87-1.13
=13.87-1.13
=12.74
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
=7.29+2.71+(3.87-1.13)
=10+2.74
=12.74
=10+2.74
=12.74
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
7.29+3.87+2.71-1.13
=7.29+2.71+(3.87-1.13)
=10+2.74
=12.74
=7.29+2.71+(3.87-1.13)
=10+2.74
=12.74
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
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