Question

Fração
A) 3/4 - 1/2 +1/3
B) 1/3 + 1/2 - 1/4
C)5/7- 1/3 + 1/2
D)4/5- 1/2 +3/4
E) 3+3 -1/4 + 2 - 1/2

Answer 1

Resposta:

A) 3/4 - 1/2 + 1/3

3/4 - 2/4 + 1/3

1/4 + 1/3

(3 + 4)/12

7/12

B) 1/3 + 1/2 - 1/4

2/6 + 3/6 - 1/4

5/6 - 1/4

(10 - 3)/12

7/12

C) 5/7 - 1/3 + 1/2

8/21 + 1/2

37/42

D) 4/5 - 1/2 + 3/4

3/10 + 3/4

21/20

E) 3 + 3 - 1/4 + 2 - 1/2

6 - 0.25 + 2 - 0.5

5.75 + 1.5

7.25

Espero Ter Ajudado !!