Question

efetue: a) 2/1 + 5/3 b) 7/1 + 1/2 c) 3/5 + 4/1 d) 6/7 + 1/1 e) 8/1 + 7/9 f) 5/1 - 3/4 g) 2/1 - 1/2 me ajudem por favor

Answer 1

preciso responder essa questam tanbem