Question

Ao realizarmos a expressão 2 − 5 /6 + 1 /9 , encontraremos o valor de : (A) 16 /9 (B) 23/ 18 (C) 11 /15 (D) 15 /8

Answer 1

$2 - \frac{5}{6} + \frac{1}{9} = \frac{36}{18} - \frac{15}{18} + \frac{2}{18} = \frac{23}{18} \quad (B)$