Question

calcule as expressoes 20-(15+6:3)+2

Answer 1

20-(15+2)+2
20-17+2
=5
primeiro resolve divisão

Answer 2

= 20 - (15 + 6: 3) + 2

= 20 - (15 + 2) + 2

= 20 - (17) + 2

= 20 - 17 + 2

= 3 + 2

= 5