Question

1) Efetuar as operações indicadas com as frações a seguir:
a) 2/3 + 4/3 =
c) 5/3.3/7 =
e) 4/3-2/3 =
b) 2/3 + 5/2 =
d) 9/7: 2/3
f) 5/4 - 2/3 =​

Answer 1

Explicação passo-a-passo:

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

c) 5/3 × 3/7 = 15/21 = 5/7

e) 4/3 - 2/3 = 2/3

b) 2/3 + 5/2 = 19/6

d) 9/7 ÷ 2/3 = 27/14

f) 5/4 - 2/3 = 7/12