CHRONO

39 s.

Calculer des compléments à 100 ou 1000.

CHRONO

0 s.
1000 = 950 +
1000 - 400 =
100 - 95 =
1000 = 450 +
100 = 85 +
100 - 35 =
1000 - 500 =
1000 - 50 =
100 = 30 +
100 - 5 =
1000 = 600 +
1000 = 650 +
100 - 50 =
1000 = 400 +
100 - 45 =
100 = 45 +
1000 - 150 =
100 = 95 +
1000 - 800 =
100 - 40 =