CHRONO

-INF s.

Ajouter et retrancher des nombres comme 8, 9, 11, 12.

CHRONO

0 s.
82 + 9 =
465 - 11 =
926 + 11 =
490 - 9 =
819 + 11 =
902 - 11 =
434 + 9 =
146 + 8 =
278 - 9 =
782 - 12 =
818 - 9 =
89 - 9 =
178 + 12 =
864 + 11 =
733 - 8 =
102 - 12 =
550 + 12 =
886 + 8 =
752 + 8 =
511 - 12 =