CHRONO

10 s.

Connaître la table d'addition (addition de 3 nombres).

CHRONO

0 s.
200 = 60 + 60 +
80 + 20 + 50 =
60 + 30 + 40 =
70 + 20 + 20 =
70 + 90 + 90 =
210 = 30 + 90 +
100 = 30 + 40 +
160 = 90 + 50 +
50 + 10 + 40 =
60 + 10 + 50 =
60 + 70 + 10 =
30 + 90 + 10 =
90 + 10 + 50 =
60 = 40 + 10 +
210 = 70 + 90 +
30 = 10 + 10 +
80 + 70 + 20 =
50 + 90 + 40 =
190 = 80 + 50 +
40 + 10 + 40 =