(13又1/2-3又2/3*1+5又5/12除以2又1/6)*3/37=?
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![(13又1/2-3又2/3*1+5又5/12除以2又1/6)*3/37=?](/uploads/image/z/337956-60-6.jpg?t=%2813%E5%8F%881%2F2-3%E5%8F%882%2F3%2A1%2B5%E5%8F%885%2F12%E9%99%A4%E4%BB%A52%E5%8F%881%2F6%29%2A3%2F37%3D%3F)
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(13又1/2-3又2/3*1+5又5/12除以2又1/6)*3/37=?
(13又1/2-3又2/3*1+5又5/12除以2又1/6)*3/37=?
(13又1/2-3又2/3*1+5又5/12除以2又1/6)*3/37=?
(13又1/2 - 3又2/3 * 1 + 5又5/12 ÷ 2又1/6)*3/37 这是题
=(13又1/2 - 3又2/3 + 65/12 ÷ 13/6)*3/37
=(13又1/2 - 3又2/3 + 2.5)*3/37
=(13.5 + 2.5 - 3又2/3)* 3/37
=(16 - 3又2/3)* 3/37
=12又1/3 * 3/37
=1