(24/19+16/17)x12.5%+15/17的简便计算

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(24/19+16/17)x12.5%+15/17的简便计算
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(24/19+16/17)x12.5%+15/17的简便计算
(24/19+16/17)x12.5%+15/17的简便计算

(24/19+16/17)x12.5%+15/17的简便计算
=24/19*1/8+16/17*1/8+15/17
=3/19+2/17+15/17
=3/19+(2/17+15/17)
=3/19+1
=1又19分之3