51/17/19 2/3/4/15 18/169/3/26 99又8分之7/3

题目

51/17/19 2/3/4/15 18/169/3/26 99又8分之7/3

答案

51/17/19 =51*19/17=57
2/3/4/15 =2/3*15/4=5/2
18/169/3/26 =18/169*26/3=12/13
99又8分之7/3=99/3+(7/8)/3=33+7/24=33又7/24