CHRONO

38 s.

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

CHRONO

0 s.
3 + 7 + 6 =
20 = 8 + 6 +
5 + 4 + 7 =
21 = 5 + 9 +
8 + 1 + 2 =
1 + 6 + 9 =
20 = 6 + 6 +
4 = 1 + 1 +
19 = 7 + 7 +
16 = 6 + 2 +
6 + 2 + 7 =
16 = 9 + 3 +
3 + 7 + 2 =
8 = 3 + 3 +
18 = 8 + 8 +
9 = 1 + 7 +
2 + 2 + 7 =
13 = 7 + 4 +
12 = 9 + 2 +
11 = 4 + 6 +