CHRONO

2 s.

Compter jusqu'à 1000.

CHRONO

0 s.
993 + 1 =
246 + 1 =
663 + 1 =
323 + 1 =
536 + 1 =
479 - 1 =
420 - 1 =
480 - 1 =
831 + 1 =
379 - 1 =
718 + 1 =
880 - 1 =
757 - 1 =
429 + 1 =
957 - 1 =
257 - 1 =
420 + 1 =
888 - 1 =
847 + 1 =
553 + 1 =