CHRONO

-INF s.

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

CHRONO

0 s.
210 = 90 + 30 +
70 = 10 + 20 +
70 + 60 + 90 =
30 + 30 + 30 =
110 = 50 + 30 +
150 = 10 + 80 +
80 = 40 + 20 +
130 = 10 + 60 +
220 = 70 + 70 +
60 + 60 + 70 =
30 + 60 + 40 =
140 = 50 + 50 +
30 + 70 + 80 =
70 = 10 + 50 +
30 + 50 + 60 =
60 + 20 + 50 =
20 + 60 + 40 =
150 = 60 + 50 +
160 = 60 + 70 +
80 + 40 + 70 =