Question

Вычислите (7.4-3 2дробь3):8-1

Answer 1

(7.4-3 2дробь3):8-1= (7 2/5-3 2/3):8-1= (3 7/5-2/3):8-1= (3 21/15-10/15):8-1= (3 11/15):8-1= 56/15*1/8-1=7/15-1=7/15-15/15=-8/15