Pouvez-vous m’aidez ? Merci d’avance ☺️(ex 20)

Bonjour,

A = 5/8 x - 3/2

A = - 15/16

B = 7/8 x - 3/8

B = - 21/64

C = - 3 x 4/5

C = - 12/5

D = - 2/11 x - 10/3

D = 20/33.

Bonjour,

20) A=5/8*(-3/2)

A=-15/16

A=-0,9375

B=7/8*(-3/8)

B=-21/64

B=-0,328125

C=-3*4/5

C=-12/5

C=-2,4

D=-2/11*(-10/3)

D=20/33

D=0,606060...