Question

(33:30-4/5)*2 2/9+2/5=

Answer 1

33:30= 1 1/10     1  1/10 - 4/5= 3/10  3/10 * 2 /2/9=2 /3   2/3+2/5=1 1/15

Answer 2

Так?

Answer 3

1. 33/30-4/5=11/10-4/5
(11-8)/10=3/10
2. 3/10*20/9=2/3
3. 2/3+2/5=10/15+6/15=16/15=1 1/15