Question

$A)(0,8)*2/4\\B)(-2)*(2/7)\\C)(-4/5)*(1,5)$

Answer 1

A) 8/10 * 2/4 = 16/40 = 8/20 = 4/10 = 2/5

B) -2/1 * 2/7 = -4/7

C) -4/5 * 15/10 = -60/50 = -6/5