CHRONO

10 s.

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

CHRONO

0 s.
190 = 60 + 80 +
20 + 80 + 10 =
130 = 70 + 40 +
90 + 80 + 90 =
10 + 40 + 90 =
70 + 70 + 90 =
70 + 80 + 20 =
90 + 70 + 80 =
150 = 50 + 90 +
50 + 20 + 50 =
90 + 50 + 10 =
10 + 60 + 70 =
60 + 90 + 10 =
10 + 70 + 20 =
30 + 90 + 80 =
160 = 10 + 60 +
140 = 80 + 20 +
30 + 50 + 40 =
130 = 30 + 40 +
50 + 60 + 20 =