Question

Выполните умножение
5/9*18 2/5*14 3/8*20 6/7*5

Answer 1

5/9 • 18/1 = 10
2/5 • 14/1 = 5 3/5
3/8 • 20/1 = 15/2= 7 1/2
6/7 • 5/1 = 30/7= 4 2/7