Question

mmc efetue 2/3+3/4=
4/9+2/3+3/12=

Answer 1

2/3 + 3/4 =>
8/12 + 9/12 =>
17/12

Answer 2

Olá

a) 2/3 + 3/4==> o mmc de (3, 4) = 12

3,4/2

3,2/2

3,1/3    

1,1     12

Resolução:

2/3 + 3/4

8 + 9 / 12

17/12

b) 4/9 + 2/3 + 3/12

O mmc de (9,3,12)=36

9,3,12/2

9,3,6/2

9,3,3/3

3,1,1/3      

1,1     36

Rresolução:

4/9 + 2/3 + 3/12 =

16 + 24 + 9 / 36

49/36

Boas lições