CHRONO

59 s.

Calculer des produits du type 80 x 4 ou 800 x 4.

CHRONO

0 s.
9 x 700 =
10 x 5 =
1 x 90 =
5 x 60 =
700 x 9 =
2 x 40 =
40 x 2 =
700 x 5 =
600 x 9 =
9 x 800 =
3 x 300 =
9 x 50 =
40 x 6 =
40 x 8 =
8 x 70 =
9 x 600 =
400 x 3 =
30 x 6 =
800 x 5 =
1 x 300 =