CHRONO

10 s.

Compléments à la dizaine, centaine ou au millier supérieur.

CHRONO

0 s.
70 = 67 +
600 = 520 +
3000 = 2800 +
70 = 64 +
200 = 150 +
900 = 870 +
600 = 530 +
200 = 170 +
50 = 45 +
7000 = 6500 +
90 = 81 +
70 = 65 +
300 = 260 +
9000 = 8800 +
2000 = 1500 +
2000 = 1900 +
300 = 230 +
80 = 73 +
60 = 53 +
8000 = 7800 +