CHRONO

24 s.

Calculer des compléments à 100 ou 1000.

CHRONO

0 s.
100 - 25 =
1000 = 100 +
100 = 40 +
100 - 70 =
1000 = 900 +
1000 = 600 +
1000 - 300 =
100 - 35 =
100 = 30 +
1000 = 150 +
100 = 50 +
1000 - 350 =
100 = 35 +
100 - 85 =
100 = 55 +
1000 = 650 +
100 = 70 +
100 - 60 =
100 - 5 =
1000 = 550 +