Question

27*(2/3)2в квадрате*1 7/8=

Answer 1

1) ( 2/3 )^2 = 4/9
2) 27 • 4/9 = 12
3) 12 • 1 7/8 = 12 • 15/8 = 45/2 = 22,5
Ответ 22,5