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Sagot :

NGUYENSO9

Bonjour,

a. -6 = ?/4

-6/1 = ?/4

(-6 x 4)/(1 x 4) = -24/4

b. 3/-5 = ?/15

(3 x (-3))/(-5 x (-3)) = -9/15

c. -1/9 = -7/?

(-1 x 7)/(9 x 7) = -7/63

d. -14/-13 = ?/65

(-14 x (-5))/(-13 x (-5)) = 70/65

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