Question

Quais das alternativas está correta
A
2/4, 5/6, 7/6, 3/4, 7/12, 1/12, 15/11, 9/3,

B
4/2, 9/3, 7/6, 5/6, 3/4, 7/12, 1/12, 1/15

C
4/2, 9/3, 7/6, 5/6, 4/3, 7/12, 1/12, 15/11

D
3/4, 9/3, 7/6, 5/6, 4/2, 7/12, 1/12, 15/11​​

Answer 1

Resposta:

letra B

Explicação passo-a-passo:

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

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

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

d) 1/2 + 1/3 = 3/6 + 2/6 = 5/6

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

f) 1/3 + 1/4 = 4/12 + 3/12 = 7/12

g) 3/4 - 2/3 = 9/12 - 8/12 = 1/12

h) 2/5 - 1/3 = 6/15 - 5/15 = 1/15