Trouve les nombres manquants :

9 + 6 = .......... - 10 = 4
13 + 14 = .....11 + ..... = 26
5 × ..... = 50..... + 2 = 21
..... - 23 = 1..... - 14 = 13
9 : 3 = .....2 + ..... = 24
..... - 5 = 22..... - 2 = 17
2 × ..... = 4..... + 24 = 37
38 - 17 = .......... - 11 = 2
17 - 2 = .....22 + 0 = .....
99 : 9 = .....29 - ..... = 12