Question

simplifique a fração 255\155?

Answer 1

$\frac{255}{155} = \frac{5\times51}{5\times31} = \frac{\not5\times51}{\not5\times31} = \frac{51}{31}$

Answer 2

fica assim:
255/155=5 x 51/5 x 31=51/31