CHRONO

-INF s.

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

CHRONO

0 s.
3 x 400 =
400 x 11 =
9 x 400 =
40 x 3 =
11 x 400 =
20 x 8 =
20 x 14 =
4 x 2 =
40 x 9 =
40 x 11 =
8 x 200 =
6 x 2 =
11 x 20 =
400 x 3 =
8 x 2 =
12 x 200 =
400 x 5 =
40 x 10 =
20 x 13 =
13 x 200 =