3,44×(2,94:0,12-4,5)=?

Question

3,44×(2,94:0,12-4,5)=?

Answer 1

3,44×(2,94:0,12-4,5)=68,8
1) 2,94:0,12=24,5
2) 24,5-4,5=20
3) 3,44×20=68,8

Answer 2

3,44(24,5-4,5)=3,44*20=68,8