CHRONO

10 s.

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

CHRONO

0 s.
90 + 90 + 80 =
50 + 50 + 20 =
140 = 10 + 60 +
70 = 10 + 20 +
40 + 70 + 40 =
60 + 30 + 30 =
200 = 60 + 60 +
30 + 10 + 90 =
10 + 10 + 20 =
180 = 70 + 50 +
30 + 90 + 70 =
140 = 20 + 50 +
220 = 90 + 50 +
70 = 40 + 20 +
170 = 10 + 70 +
60 = 20 + 10 +
50 + 10 + 70 =
90 = 40 + 40 +
30 + 70 + 70 =
20 + 20 + 60 =