CHRONO

10 s.

Calculer des compléments à 100 ou 1000.

CHRONO

0 s.
1000 - 750 =
100 = 35 +
1000 = 800 +
100 = 20 +
100 = 10 +
1000 - 800 =
1000 - 950 =
100 = 25 +
1000 = 500 +
1000 = 200 +
100 - 25 =
1000 - 500 =
100 - 55 =
1000 = 600 +
100 - 80 =
100 - 45 =
100 - 10 =
100 - 30 =
1000 - 600 =
100 - 60 =