Bonjour
départ : 3 x 2 + 2 x 2 = 10
3 x 3 = 9
4 x 4 = 16
2 x 2 + 2 x 3 + 5 = 15
(3 + 1) x 2 + 5 x 2 = 18
6 x 4 = 24
3 + 2 x 6 = 15
9 x 2 + 7 x 2 = 18 + 14 = 32
5 x 2 + 3 x 2 + 2 x 1 = 10 + 6 + 2 = 18
2 x 6 + 2 x 3 = 12 + 6 = 18
3 x 5 + 2 x 3 = 15 + 6 = 21
2 x 9 + 9/3 x 4 = 18 + 12 = 30