CHRONO

10 s.

Calculer des compléments à 100 ou 1000.

CHRONO

0 s.
100 - 30 =
100 = 20 +
100 - 70 =
1000 = 900 +
1000 = 150 +
100 - 90 =
1000 - 600 =
100 = 25 +
1000 - 250 =
100 = 65 +
100 = 95 +
100 = 45 +
1000 - 650 =
1000 = 350 +
100 - 25 =
100 = 80 +
1000 - 750 =
1000 = 600 +
1000 = 800 +
100 - 55 =