CHRONO

10 s.

Calculer des compléments à 100 ou 1000.

CHRONO

0 s.
1000 = 150 +
1000 = 50 +
100 - 70 =
100 = 5 +
1000 = 200 +
1000 - 750 =
100 = 65 +
100 - 15 =
1000 - 350 =
1000 = 400 +
100 = 10 +
100 = 45 +
1000 - 400 =
100 = 80 +
100 = 30 +
100 - 60 =
100 = 85 +
100 - 90 =
1000 = 600 +
100 - 55 =