CHRONO

10 s.

Calculer des compléments à 100 ou 1000.

CHRONO

0 s.
1000 = 50 +
1000 = 500 +
1000 = 750 +
100 - 15 =
1000 - 650 =
1000 - 450 =
1000 - 200 =
1000 - 800 =
1000 = 800 +
1000 = 650 +
1000 = 100 +
1000 - 600 =
1000 = 150 +
100 - 25 =
1000 = 450 +
1000 - 900 =
1000 - 550 =
100 = 65 +
1000 - 250 =
100 = 35 +