Mathématiques

Question

Bonsoir pouvez vous detailler ces calcul SVP Merci d'avance.
a) -5-2
b) 2- (-3)
c) -5+7
d) 8 + 3 * (-6)
e) 7 * (-5+2)
f) 2 * 3-(6=5)

2 Réponse

  • Bonsoir,

    a) -5-2 =-7

    b) 2- (-3) = 2+3 = 5

    c) -5+7 =7-5 = 2

    d) 8 + 3 * (-6) = 8-18 = -10

    e) 7 * (-5+2) = 7*-3 = -21

    f) 2 * 3-(6+5) = 2*3 -11 =6-11 = -5

  • Bonsoir,

    Calculer :

    A = -5-2

    A = -7

    B = 2-(-3)

    B = 2+3

    B = 5

    C = -5+7

    C = 2

    D = 8+3×(-6)

    D = 8-18

    D = -10

    E = 7×(-5+2)

    E = 7×(-3)

    E = -21

    F = 2×3-(6+5)

    F = 6-11

    F = -5

    Bonne soirée.

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