0.365*640+3又1/3*36.5+365*0.01
问题描述:
0.365*640+3又1/3*36.5+365*0.01
答
3又1/2吧
0.365*640+3又1/2*36.5+365*0.01
=36.5x6.4+3.5x36.5+36.5x0.1
=36.5x(6.4+3.5+0.1)
=36.5x10
=365
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