CHRONO

-INF s.

Additions et soustractions à trous.

CHRONO

0 s.
7 + = 13
80 - = 74
86 + = 90
81 + = 84
62 - = 61
93 - = 92
60 - = 56
15 - = 11
61 + = 65
86 - = 85
9 + = 15
32 - = 29
29 - = 29
95 + = 97
12 + = 18
95 - = 91
7 - = 7
85 - = 85
82 - = 77
32 + = 32