Question

Найдите значение выражения.

Answer 1

а)(9/24+4 8/24)*240=4 17/24*240=113/24*240=1130
б)(5 4/8+2 1/8)*40=7 5/8*40=61/8*40=305
в)(6 8/12-4 9/12)*3 21/25=23/12*96/25=184/25=36,8
г)(5 10/18-3/18)*2 4/25=5 7/18*2 4/25=97/18*54/25=11,64