Exercices CH1 Nombres Exercice 1: Opérations sur les entiers relatifs Simplifier (sans la calculatrice) chacun des nombres suivants : A = (-7) + 13-6 E = 17+ (-
Mathématiques
fionamartins91
Question
Exercices
CH1
Nombres
Exercice 1: Opérations sur les entiers relatifs
Simplifier (sans la calculatrice) chacun des nombres suivants :
A = (-7) + 13-6
E = 17+ (-25)
I = 2 + 6x 7
B = 52 + (-11) - 44 F = -(45 + 32)
J = 7 x 8
C = (-37) + (-13) G = 2 x (6 + 7)
K = 9x(-4)
D = (-12) - (-15)=-3 H = (2+6) x 7
L = (-3) x 7
M = (-9) (-8)
N = 11 x 6
O = (-4) x 8
P = (-111) × (-5)
Exercice 2: Diviseurs et multiples
CH1
Nombres
Exercice 1: Opérations sur les entiers relatifs
Simplifier (sans la calculatrice) chacun des nombres suivants :
A = (-7) + 13-6
E = 17+ (-25)
I = 2 + 6x 7
B = 52 + (-11) - 44 F = -(45 + 32)
J = 7 x 8
C = (-37) + (-13) G = 2 x (6 + 7)
K = 9x(-4)
D = (-12) - (-15)=-3 H = (2+6) x 7
L = (-3) x 7
M = (-9) (-8)
N = 11 x 6
O = (-4) x 8
P = (-111) × (-5)
Exercice 2: Diviseurs et multiples
1 Réponse
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1. Réponse ephtamina890
A = (-7) + 13-6
=(-7)+7
=0
E = 17+ (-25)
=-8
I = 2 + 6×7
=2+42
=44
B = 52 + (-11) - 44
=52-55
=-3
F = -(45 + 32)
=-77
J = 7 x 8
=56
C = (-37) + (-13)
=-50
G = 2 × (6 + 7)
=2×13
=26
K = 9x(-4)
=-36
D = (-12) - (-15)
=-12+15
=3
H = (2+6) x 7
=8×7
=56
L = (-3) x 7
=-21
M = (-9) ×(-8)
=72
N = 11 x 6
=66
O = (-4) x 8
=-32
P = (-111) × (-5)
=555