CHRONO

35 s.

Calculer des compléments à 100 ou 1000.

CHRONO

0 s.
1000 = 350 +
100 = 40 +
1000 - 200 =
1000 = 200 +
100 = 20 +
1000 - 300 =
100 = 60 +
1000 = 600 +
1000 = 300 +
1000 - 400 =
1000 = 900 +
100 - 20 =
1000 - 650 =
100 = 80 +
1000 = 400 +
1000 - 250 =
1000 = 100 +
100 - 65 =
100 = 55 +
1000 = 550 +