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5.5+(16.7+14.5)-7.04可以巧算吗
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5.5+(16.7+14.5)-7.04可以巧算吗
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答案和解析
5.5+(16.7+14.5)-7.04
=5.5+14.5+16.7-7.04
=20+16.7-7.04
=36.7-7-0.04
=36-0.04
=35.96
=5.5+14.5+16.7-7.04
=20+16.7-7.04
=36.7-7-0.04
=36-0.04
=35.96
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