CHRONO

-INF s.

Multiplier un nombre simple par 20 ou 50.

CHRONO

0 s.
9 x 20 =
60 = 20 x
400 = 50 x
50 = 1 x
20 x 7 =
50 x 7 =
1 x 20 =
50 x 5 =
350 = 7 x
4 x 50 =
100 = 2 x
60 = 3 x
20 x 2 =
150 = 3 x
250 = 5 x
120 = 20 x
160 = 20 x
180 = 20 x
200 = 4 x
1 x 50 =