CHRONO

10 s.

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

CHRONO

0 s.
110 = 30 + 60 +
190 = 40 + 90 +
60 + 80 + 70 =
140 = 60 + 50 +
130 = 10 + 50 +
10 + 80 + 40 =
20 + 30 + 20 =
170 = 50 + 50 +
80 = 10 + 60 +
50 + 60 + 80 =
70 + 50 + 90 =
200 = 80 + 80 +
30 + 70 + 60 =
40 + 90 + 70 =
220 = 90 + 90 +
40 + 80 + 50 =
110 = 50 + 20 +
120 = 10 + 80 +
50 + 50 + 90 =
60 = 10 + 40 +