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(5/9-5/6+1/4)/(-1/36)怎样算
人气:463 ℃ 时间:2020-05-16 03:21:15
解答
(5/9-5/6+1/4)/(-1/36)
=(5/6-5/9-1/4)x36
=5/6x36-5/9x36-1/4x36
=30-20-9
=1
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