Question

Alguém me ajuda com isso? Preciso pra hoje

Answer 1

Resposta:

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

b) 4/3 + 5/3 = 9/6

c) 5/6 + 2/6 = 7/12

d) 1/2 + 2/3 = 3/5

e) 1/2 + 1/4 = 2/6

f) 1/3 + 1/4 = 2/7

g) 3/4 - 2/3 = 1/1

h) 2/5 - 1/3 = 1/2

I) 6/4 - 1/7 + 1/2 = 6/-1

j) 2/9 + 1/8 - 1/6 = 2/11