CHRONO

10 s.

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

CHRONO

0 s.
110 = 40 + 30 +
20 + 90 + 50 =
20 + 60 + 90 =
40 + 90 + 20 =
60 + 40 + 20 =
70 + 80 + 60 =
80 + 80 + 70 =
20 + 30 + 60 =
190 = 70 + 80 +
130 = 20 + 80 +
140 = 60 + 30 +
160 = 30 + 60 +
20 + 40 + 60 =
90 + 10 + 20 =
140 = 50 + 20 +
90 + 60 + 50 =
10 + 90 + 50 =
170 = 60 + 60 +
40 + 60 + 90 =
40 + 70 + 40 =