CHRONO

39 s.

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

CHRONO

0 s.
50 + 20 + 50 =
40 + 50 + 50 =
190 = 30 + 70 +
120 = 40 + 70 +
90 = 50 + 10 +
140 = 50 + 30 +
80 + 90 + 60 =
160 = 40 + 40 +
20 + 20 + 80 =
100 = 80 + 10 +
130 = 30 + 30 +
180 = 70 + 40 +
90 + 40 + 40 =
90 + 20 + 40 =
120 = 60 + 10 +
140 = 70 + 10 +
90 + 10 + 80 =
40 + 60 + 90 =
80 = 50 + 10 +
150 = 10 + 80 +