Question

9/9 + 1/5 + 1/3 ÷ 3/5 - 1/15

Answer 1

• de acordo com o enunciado vem:

 9/9 + 1/5 + 1/3 ÷ 3/5 - 1/15

 mmc = 45

 45/45 + 9/45 + 15/45 - 3/45 = 66/45 = 22/15