CHRONO

10 s.

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

CHRONO

0 s.
30 + 70 + 50 =
130 = 60 + 40 +
190 = 70 + 50 +
160 = 20 + 50 +
30 + 50 + 90 =
160 = 90 + 40 +
10 + 20 + 50 =
10 + 30 + 30 =
90 + 60 + 80 =
90 + 10 + 20 =
40 + 90 + 70 =
230 = 60 + 80 +
170 = 90 + 20 +
160 = 60 + 20 +
240 = 70 + 80 +
170 = 60 + 80 +
80 + 20 + 20 =
120 = 30 + 70 +
60 + 40 + 20 =
60 = 40 + 10 +