CHRONO

10 s.

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

CHRONO

0 s.
7 + 9 + 8 =
8 + 7 + 4 =
20 = 6 + 5 +
5 + 8 + 1 =
8 + 6 + 6 =
4 + 1 + 2 =
1 + 5 + 8 =
16 = 8 + 4 +
14 = 3 + 8 +
6 + 2 + 8 =
20 = 9 + 2 +
18 = 5 + 6 +
8 + 2 + 8 =
22 = 8 + 5 +
15 = 9 + 3 +
13 = 4 + 2 +
14 = 9 + 2 +
19 = 7 + 5 +
1 + 6 + 6 =
21 = 6 + 8 +