Question

Выполните действие:
5/46+7/69+1/3;
121/350-47/140;
31/48+17/40-7/16.

Answer 1

5/46+7/69+1/3= 15/138+14/138+46/138=75/138=25/46
121/350-47/140=242/700-235/700=7/700=0.01
31/48+17/40-7/16=155/240+102/240-105/240=152/240=19/30