Question

- 9/18 + 4/18 - 7/18 = - = - = -

Answer 1

Respuesta:

$- \frac{9}{18} + \frac{4}{18} - \frac{7}{18} \\ \\ \frac{ - 9 + 4 - 7}{18} \\ \\ \frac{ - 12}{18} \\ \\ - \frac{12}{18} \\ \\ - \frac{2}{3}$