Question

Efetue a soma das frações: a) 1/8 + 5/9 + 7/3 *​

Answer 1

Resposta:

a)

1/8 + 5/9 + 3*7/3*3

1/8 + 5/9 + 21/9

1/8+26/9

=(1*9+8*26)/(8*9)

=217/72

Answer 2

$\frac{1}{8} + \frac{5}{9} + \frac{7}{3}$

MMC [3,8,9] = 72

9 + 40 + 168 / 72

= 217 / 72