Sagot :
Réponse :
A = (-7)+(+1)-(-10)
A = -7+1+10 = 4
B = (+9)-(-9)-(+20)
B = 9+9-20 = -2
C = (+10)+(-8)-(-3)+(+4)-(+2)
C = 10-8+3+4-2 = 7
D = (-108(-(-97)+(-31)-(-129)-(+61)
D = -108+97-31+129-61 = 26
Bonne soirée.
Réponse :
A = (-7)+(+1)-(-10)
A = -7+1+10 = 4
B = (+9)-(-9)-(+20)
B = 9+9-20 = -2
C = (+10)+(-8)-(-3)+(+4)-(+2)
C = 10-8+3+4-2 = 7
D = (-108(-(-97)+(-31)-(-129)-(+61)
D = -108+97-31+129-61 = 26
Bonne soirée.