Question

2) Resolva as seguintes expressões: a) – 3 + 5 b) – 8 + 3 c) – 5 – 10 d) 4 – 7 e) 45 – 45 f) 5 – 3 – 4

Answer 1

a) 2 b) -5 c) -15 d) 3 e) 0 f) -2