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2÷(1/27-1/36)×6怎样简算?
人气:195 ℃ 时间:2020-02-03 09:36:21
解答
2×6÷(1/27-1/36)
=12÷1/108
=12×108
=12×(100+8)
=1200+96
=1296
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