(3 1/3+5 1/6)*2/5-2 3/4:(1 1/2-2/5)

Question

(3 1/3+5 1/6)*2/5-2 3/4:(1 1/2-2/5)

Answer 1

(3 1/3+5 1/6)*2/5-2 3/4:(1 1/2-2/5)=(3 2/6+5 1/6)*2/5-2 3/4:(1 5/10-4/10)=8 3/6*2/5- 2 3/4:1 1/10=51/15-10/4=3 6/15-2 1/2=3  12/30-2  15/30=27/30=9/10