CHRONO

10 s.

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

CHRONO

0 s.
20 + 70 + 80 =
130 = 30 + 80 +
20 + 70 + 90 =
10 + 80 + 20 =
20 + 60 + 30 =
40 + 60 + 80 =
100 = 20 + 60 +
60 + 30 + 90 =
90 + 20 + 90 =
200 = 40 + 90 +
110 = 70 + 10 +
20 + 80 + 70 =
60 = 10 + 20 +
20 + 10 + 60 =
140 = 60 + 20 +
50 + 50 + 50 =
60 + 70 + 40 =
140 = 10 + 40 +
170 = 70 + 50 +
20 + 90 + 60 =