CHRONO

10 s.

Calculer des compléments à 100 ou 1000.

CHRONO

0 s.
1000 = 50 +
100 - 85 =
1000 - 50 =
100 = 95 +
1000 - 600 =
100 - 90 =
1000 = 450 +
1000 - 450 =
100 - 20 =
100 = 5 +
1000 = 850 +
1000 - 350 =
100 = 25 +
1000 - 700 =
1000 - 650 =
1000 - 950 =
1000 = 550 +
100 = 15 +
100 = 45 +
1000 = 500 +