Calculer les expressions suivantes en écrivant les étapes intermédiaires.
A = 4 + 5× (-3)
B = (3-5-11) × (4-6)
C = -9 + (-15) ÷ (-3) + 7
A = 4 + 5× (-3)
B = (3-5-11) × (4-6)
C = -9 + (-15) ÷ (-3) + 7
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Bonsoir !!
Réponse :
A = 4 + 5 × ( - 3 )
A = 4 - 15
A = - 11
B = ( 3 - 5 - 11 ) × ( 4 - 6 )
B = - 13 × ( - 2 )
B = 26
C = - 9 + ( - 15 ) ÷ ( - 3 ) + 7
C = - 9 + 5 + 7
C = 3
Bonne chance !