Question

4 pe 8 + 9 pe 8 - 5 pe 8

Answer 1

$\frac{4}{8} + \frac{9}{8} - \frac{5}{8} = \frac{13}{8} - \frac{5}{8} = \frac{8}{8} = 1$

Answer 2

$\frac{4}{8} \: + \: \frac{9}{8} - \frac{5}{8} = \frac{13}{8} - \frac{5}{8} = \frac{8}{8}^{(8} = \mathbf{1}$