Question

2/3 -3/6 +1/4 qual a resposta

Answer 1

2/3 -3/6 +1/4 =                    mmc 12
4.2/12 -2.3/12 +3.1/12 =
8/12    -6/12    +3/12 =
8 - 6 + 3 / 12 =
2 + 3 / 12 =
5/12