CHRONO

39 s.

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

CHRONO

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