Première série – Correction Devoir N°20

Exercice 1

11 × 7 = 77

11 × 3 = 33

4 × 9 = 36

8 × 9 = 72

2 × 6 = 12

3 × 10 = 30

9 × 8 = 72

10 × 2 = 20

2 × 12 = 24

5 × 11 = 55

9 × 6 = 54

5 × 8 = 40

10 × 10 = 100

6 × 5 = 30

11 × 9 = 99

3 × 2 = 6

10 × 9 = 90

11 × 10 = 110

7 × 7 = 49

10 × 12 = 120

Exercice 2