peut tu maider svp jai les epreuve commune demain A = 2/3+4/6 b = 3/4 diviser 5/6

Bonjour,

A = 2/3+4/6

A = (2 x 2) / (3 x 2) + 4/6

A = 4/6 + 4/6

A = 8/6

A = (2 x 4) / (2 x 3)

A = 4/3

b = 3/4 : 5/6

B = 3/4 x 6/5

B = 18/20

B = (2 x 9) / (2 x 10)

B = 9/10.