Question

5 Efetue as operações (b) 2/9+1/8-1/6

Answer 1

$\large\sf{} \dfrac{2}{9} + \dfrac{1}{8} - \dfrac{1}{6} \\ \\ \large\sf{} \dfrac{2 \times 8}{9 \times 8} + \dfrac{1 \times 9}{8 \times 9} - \dfrac{1 \times 12}{6 \times 12} \\ \\ \large\sf{} \dfrac{16}{72} + \dfrac{9}{72} - \dfrac{12}{72} \\ \\ \large\sf{} \dfrac{16 + 9 - 12}{72} \\ \ \\{\large\boxed{\boxed{  { \large \sf \dfrac{13}{72} }}}}$

${\large\boxed{\boxed{  { \large \sf Bons~Estudos }}}}$