CHRONO

10 s.

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

CHRONO

0 s.
220 = 70 + 60 +
90 + 80 + 80 =
130 = 70 + 30 +
50 + 10 + 60 =
50 + 20 + 70 =
50 + 30 + 30 =
180 = 30 + 90 +
10 + 60 + 40 =
250 = 70 + 90 +
10 + 90 + 50 =
90 = 10 + 10 +
60 + 40 + 10 =
150 = 40 + 50 +
170 = 50 + 50 +
80 = 20 + 30 +
160 = 60 + 60 +
30 + 60 + 60 =
130 = 70 + 10 +
180 = 60 + 70 +
160 = 40 + 40 +