CHRONO

10 s.

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

CHRONO

0 s.
20 + 30 + 90 =
30 + 70 + 90 =
190 = 40 + 60 +
120 = 50 + 30 +
50 + 10 + 70 =
120 = 70 + 20 +
120 = 30 + 80 +
170 = 90 + 50 +
190 = 80 + 80 +
80 + 90 + 10 =
10 + 10 + 70 =
40 + 10 + 50 =
60 + 30 + 80 =
40 + 20 + 20 =
60 + 60 + 60 =
110 = 10 + 80 +
50 + 80 + 30 =
30 + 80 + 50 =
240 = 70 + 80 +
60 + 90 + 40 =