CHRONO

38 s.

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

CHRONO

0 s.
7 + 9 + 9 =
17 = 2 + 9 +
24 = 8 + 7 +
6 + 9 + 7 =
6 + 6 + 5 =
11 = 1 + 4 +
10 = 3 + 1 +
2 + 3 + 9 =
7 = 1 + 3 +
16 = 7 + 3 +
5 = 1 + 2 +
25 = 8 + 8 +
23 = 8 + 7 +
1 + 2 + 2 =
1 + 1 + 8 =
15 = 4 + 9 +
1 + 9 + 2 =
4 + 6 + 3 =
1 + 5 + 8 =
13 = 6 + 6 +