Question

(0,3-3/20)*1 целая 1/2 =

Answer 1

1)0,3-0,15=0,15

2)0,15*1,5=0,225

Answer 2

 (3/10 - 3/20)* 3/2= (6/20-3/20)* 3/2= 0.15*1.5= 0.225