CHRONO

-INF s.

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

CHRONO

0 s.
60 + 30 + 20 =
170 = 90 + 50 +
90 + 30 + 40 =
10 + 90 + 20 =
50 + 10 + 60 =
20 + 90 + 60 =
140 = 30 + 20 +
70 + 80 + 50 =
30 + 10 + 60 =
140 = 90 + 30 +
70 + 30 + 10 =
70 + 90 + 80 =
20 + 20 + 10 =
210 = 90 + 90 +
30 + 20 + 40 =
70 + 60 + 60 =
80 + 50 + 60 =
130 = 10 + 70 +
30 + 80 + 70 =
20 + 50 + 10 =