CHRONO

-INF s.

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

CHRONO

0 s.
13 x 40 =
200 x 7 =
15 x 4 =
11 x 20 =
2 x 9 =
8 x 4 =
20 x 14 =
9 x 400 =
4 x 11 =
20 x 2 =
15 x 2 =
200 x 3 =
5 x 200 =
40 x 8 =
15 x 400 =
200 x 6 =
3 x 400 =
4 x 200 =
9 x 4 =
2 x 2 =