Question

como possivel o resulta do 6/7- 1/3+ 4/3

Answer 1

mmc 21

18-7+28/21=39/21

Answer 2

$\frac{6}{7} - \frac{1}{3} + \frac{4}{3}$
mmc (7, 3) = 21, então:

$\frac{18 - 7 + 28}{21} = \frac{39}{21} = \frac{13}{7}$