Question

9o) Resolva as operações abaixo:
a) 5/4 + 7/4 =
b) 75/22 – 30/22 – 23/22 =
c) 3/5 + 6 – 2/7 =
d) 5/8 + 1/5 – 2/3 =
e) 1/4 x 9/10 x 5/18 =
f) 3/7 x 5 x 3/4 =
g) 3 3⁄4 x 2/5 =
h) 6/7 : 18/5 =
i) 6 : 5/7 =
j) 4/7 : 4 =
k) 2 5/4 : 3 4/3 =

Answer 1

Resposta:

a) 5/4 + 7/4 =  12/4 ou 3

b) 75/22 – 30/22 – 23/22 =    22/22  ou  1

Explicação passo-a-passo: