Calculer en détaillant: Exercice 1: A = = (-5) + (+11)-(+7)-(-4) B=(-8)-(3-9) + [(+4) - (+ 7) + (-2)] C= 9+ (-12)-(-4) + 8-3
Mathématiques
jennyii1327
Question
Calculer en détaillant:
Exercice 1:
A = = (-5) + (+11)-(+7)-(-4)
B=(-8)-(3-9) + [(+4) - (+ 7) + (-2)]
C= 9+ (-12)-(-4) + 8-3
Exercice 1:
A = = (-5) + (+11)-(+7)-(-4)
B=(-8)-(3-9) + [(+4) - (+ 7) + (-2)]
C= 9+ (-12)-(-4) + 8-3