CHRONO

10 s.

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

CHRONO

0 s.
160 = 70 + 80 +
130 = 50 + 10 +
20 + 80 + 80 =
70 + 40 + 40 =
10 + 20 + 20 =
140 = 30 + 60 +
70 = 20 + 30 +
190 = 70 + 60 +
60 = 30 + 20 +
10 + 20 + 60 =
80 + 80 + 30 =
150 = 50 + 80 +
10 + 50 + 40 =
80 = 20 + 40 +
70 + 90 + 60 =
140 = 30 + 20 +
80 + 20 + 10 =
180 = 80 + 90 +
30 + 80 + 10 =
60 + 20 + 10 =