[19.2+(13又7/19)]*6.25+(40.8+26又12/29)*25/4
问题描述:
[19.2+(13又7/19)]*6.25+(40.8+26又12/29)*25/4
答
[19.2+(13又7/19)]*6.25=149.934212
(40.8+26又12/29)*25/4=322.241381
所以,[19.2+(13又7/19)]*6.25+(40.8+26又12/29)*25/4=472.175593
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