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Sagot :

Bonsoir,

A :  positif

-*- = +

B: positif

C: -/- =+

donc, positif

D: négatif

A= -6 + 21 = 15

B= -3 +10 = 7

C= -56 -10 = -66

D= -( 7) +7= 0

E= 14 + 11 = 25

F= 4* (-1) = -4

G= -3* -1 = 3

H = -1 * 5/3 = -5/3

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