CHRONO

24 s.

Calculer des compléments à 100 ou 1000.

CHRONO

0 s.
1000 - 150 =
100 = 75 +
1000 = 300 +
100 - 10 =
100 - 15 =
1000 = 350 +
1000 - 400 =
100 = 50 +
1000 = 50 +
100 = 20 +
100 - 20 =
1000 = 800 +
100 - 75 =
1000 = 550 +
100 - 70 =
1000 = 450 +
100 - 80 =
100 - 90 =
1000 - 900 =
100 = 15 +