CHRONO

38 s.

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

CHRONO

0 s.
6 + 1 + 3 =
18 = 7 + 4 +
20 = 8 + 9 +
17 = 7 + 1 +
9 + 1 + 2 =
10 = 1 + 4 +
15 = 6 + 8 +
8 = 2 + 5 +
4 + 4 + 3 =
1 + 1 + 6 =
15 = 5 + 2 +
9 + 4 + 7 =
14 = 3 + 2 +
16 = 6 + 5 +
16 = 5 + 5 +
11 = 8 + 2 +
16 = 7 + 1 +
18 = 2 + 9 +
15 = 4 + 9 +
2 + 7 + 3 =