6个回答
展开全部
7.12-5.4+2.88+1.6
=(7.12+2.88)-5.4+1.6
=10-5.4+1.6
=4.6+1.6
=6.2
=(7.12+2.88)-5.4+1.6
=10-5.4+1.6
=4.6+1.6
=6.2
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展开全部
7.12-5.4+2.88+1.6
=7.12+2.88-5.4+1.6
=10-3.8=6.2
=7.12+2.88-5.4+1.6
=10-3.8=6.2
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展开全部
7.12-5.4+2.88+1.6
=7.12+2.88-5.4+1.6
=10-5.4+1.6
=4.6+1.6
=6.2
=7.12+2.88-5.4+1.6
=10-5.4+1.6
=4.6+1.6
=6.2
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展开全部
7.12-5.4+2.88+1.6
=7.12+2.88+1.6-5.4
=11.6-5.4
=6.2
=7.12+2.88+1.6-5.4
=11.6-5.4
=6.2
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展开全部
=7.12+2.88-5.4+1.6
=10-5.4+1.6
=4.6+1.6
=6.2
=10-5.4+1.6
=4.6+1.6
=6.2
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已踩过<
评论
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你对这个回答的评价是?
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