Question

MMC 1/3 + 2/7
MMC 4/7 + 6/9
MMC 5/2 - 7/4 ?​

Answer 1

Assunto: mmc.

• sendo

 mmc(3,7) = 3*7 = 21

 mmc(7.9) = 7*9 = 63

 mmc(2,4) = 4

Answer 2

Resposta:

Tiramos o MMC dos denominadores

3 ,7/3

1,7/7

1,1/3.7=21

7,9/3

7,3/3

7,1/7

1.1/3.3.7=63

2,4/2

1,2/2

1,1/2.2=4

Espero ter ajudado!!!