CHRONO

-INF s.

Calculer des produits par 2, 20, 200, 4, 40, 400.

CHRONO

0 s.
400 x 11 =
4 x 6 =
40 x 6 =
2 x 200 =
200 x 15 =
12 x 40 =
6 x 20 =
12 x 400 =
6 x 40 =
2 x 7 =
400 x 2 =
14 x 2 =
10 x 200 =
13 x 4 =
20 x 9 =
4 x 14 =
20 x 1 =
5 x 20 =
4 x 11 =
200 x 4 =