CHRONO

10 s.

Calculer des compléments à 100 ou 1000.

CHRONO

0 s.
100 = 30 +
100 = 70 +
100 - 35 =
1000 - 200 =
1000 = 800 +
1000 = 750 +
1000 - 700 =
100 - 60 =
100 = 55 +
1000 = 150 +
1000 = 850 +
100 = 10 +
1000 - 950 =
100 - 70 =
1000 = 350 +
1000 = 600 +
1000 - 400 =
100 - 20 =
100 = 25 +
100 - 25 =