CHRONO

53 s.

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

CHRONO

0 s.
80 x 7 =
2 x 700 =
8 x 80 =
900 x 6 =
60 x 2 =
900 x 3 =
60 x 7 =
40 x 5 =
90 x 3 =
5 x 600 =
70 x 8 =
7 x 30 =
800 x 2 =
900 x 4 =
3 x 700 =
40 x 4 =
30 x 9 =
6 x 500 =
800 x 3 =
5 x 50 =