Question

resolva as seguintes operações ​

Answer 1

a) 1/2 + 2/3 = 3 + 4/6 = 7/6

b) 3/5 - 1/4 = 12 - 5/20 = 7/20

c) 1/6 . 3/2 = 3/12 = 1/4

d) 4/5 / 8/15 = 4/5 . 15/8 = 60/40 = 6/4