(5/6-5/12)×36 66/13×12+66/12 怎么算
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(5/6-5/12)×36 66/13×12+66/12 怎么算
(5/6-5/12)×36 66/13×12+66/12 怎么算
(5/6-5/12)×36 66/13×12+66/12 怎么算
(5/6-5/12)×36
=5/6x36-5/12x36
=30-15
=15
66/13×12+66/13
=66x(12/13+1/13)
=66x1
=66
如追加其它问题,采纳本题后点击想我求助,