Troisième série – Correction Devoir N°7

Exercice 1

8 + 42 = 50

12 + 38 = 50

44 + 6 = 50

49 + 1 = 50

38 + 12 = 50

46 + 4 = 50

45 + 5 = 50

42 + 8 = 50

19 + 31 = 50

9 + 41 = 50

Exercice 2