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Sagot :

SYLVIA38

Réponse :

Bonjour

Explications étape par étape

A = 5 × 2/3

A = (5×2)/3

A = 10/3

B = -7/5 × 4

B = (-7×4)/5

B = -28/5

C = 5/6 × (-11)/4

C= (5×(-11))/(6×4)

C = -55/24

D = -8/9 × (-10)/9

D = (-8×(-10))/(9×9)

D = 80/81

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