Question

Simplify : 24 of 1 by 72 X 1 by 2 + 45 - 1 by 5

Answer 1

$24 \: of \frac{1}{72} \times \frac{1}{2} + 45 - \frac{1}{5} \\ = \frac{1}{3} \times \frac{1}{2} + 45 - \frac{1}{5} \\ = \frac{1}{6} + 45 - \frac{1}{5} \\ = \frac{271}{6} - \frac{1}{5} \\ = \frac{1355 - 6}{30} \\ = \frac{1349}{30} \\ = 48\frac{3}{10}$