Question

03. Calcule:
a) 2/5 + 1/5 =
b) 2/3 + 3/4=
c) 1/2 - 4/5=
d) 3/4 x 2/7=
e) 5/6 : 4/3 =

Answer 1

Olá!

Vamos para as resoluções:

a) 2/5 + 1/5 = 0.4 + 0.2 = 0.6

b) 2/3 + 3/4 = 0.6 + 0.75 = 1.35

c) 1/2 - 4/5 = 0.5 - 0.8 = -0.3

d) 3/4 x 2/7 = 0.75 x 0.28 = 0.21

e) 5/6 ÷ 4/3 = 0.83 ÷ 1.33 = 0.62

Bons estudos!