35份之8乘32份之5加35份之5乘32份之27等于多少（简便计算,

题目

35份之8乘32份之5加35份之5乘32份之27等于多少（简便计算,

答案

35份之8乘32份之5加35份之5乘32份之27 =8/35*5/32+5/35*27/32 =5/35*(8/32+27/32) =5/35*35/32 =5/32