3/8÷5/12-3 1/2×2/5+1÷3 1/5 решите пжлст

Question

3/8÷5/12-3 1/2×2/5+1÷3 1/5 решите пжлст

Answer 1

3/8:5/12-3=3/8*12/5-3=9/10-3=-21/10=-2,1
1/2*2/5+1:31/5=6/5*5/16=3/8