Question

Помогите решить (2/15+7/12)*30/43-2:2 1/2*5/32

Answer 1

(2/15 + 7/12)* 30/43 - 2:2 1/2* 5/32=  (8/60 + 35/60)*30/43 - 2: 5/2 * 5/32= 
43/60*30/43 - 4/5*5/32= 1/2 - 1/8= 4/8-1/8= 3/8