CHRONO

-INF s.

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

CHRONO

0 s.
47 + 12 =
264 - 9 =
222 - 11 =
649 + 11 =
805 - 12 =
552 + 12 =
385 + 9 =
795 + 11 =
688 - 12 =
613 + 8 =
605 + 12 =
507 - 11 =
691 - 8 =
651 + 12 =
600 - 11 =
282 - 9 =
230 - 11 =
339 + 8 =
499 + 8 =
803 - 9 =