Pouvez vous me dire si c’est bon ? La consigne c’est ( Simplifier l’ecriture Des fractions suivantes )

Bonjour,

25/75 = 5x5/5×15 = 5/15 = 5x1/5×3 = 1/3

52/78 = 2x13x2/2x13x3 = 2/3

-64/-16 = -8x8/-8x2 = 8/2 = 2x2x2/2 = 4

-1,5/7,5 = -15/75 = -5x3/5x15 = -3/15 = -3x1/3x5 = -1/5