12.12-(5\2+25\3) 简算
人气：165 ℃ 时间：2020-03-28 04:41:03
解答
12.12-(5\2+25\3)
=12.12-(2+1/2+8+1/3)
=2.12-5/6
=1.12+1/6
=193/150
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