CHRONO

10 s.

Calculer des compléments à 100 ou 1000.

CHRONO

0 s.
1000 - 800 =
1000 - 500 =
100 - 60 =
100 = 50 +
1000 - 650 =
1000 - 150 =
100 - 55 =
100 = 75 +
100 = 45 +
1000 - 700 =
100 - 30 =
1000 - 750 =
100 - 20 =
1000 - 900 =
100 - 5 =
1000 - 600 =
100 - 10 =
100 - 15 =
1000 - 200 =
1000 = 650 +