Exercices

Soustractions de nombres relatifs

Correction exercice 5ème
Effectuer les soustractions suivantes.
  • 2 - 3

    7 - 3 = 7 - 3 = 4


  • 2 - 7

    2 - 7 = -(7 - 2) = 5


  • (-8) - 3

    (-8) - 3 = -(8 + 3) = -11


  • -3 - (-2)

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


  • 5 - 4

    -5 - 4 = -(5 + 4) = -9