Question

simplifique as frações ate que fiquem irredutíveis 9/45?

Answer 1

$\frac{9}{45}\\\\\frac{9}{9\cdot \:5}\\\\Eliminamos\\9\\\\\frac{1}{5}$

✅ 1/5

Answer 2

9/45 | mdc * 9

9 : 9/45 : 9 = 1/5

Espero ter ajudado.