CHRONO

10 s.

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

CHRONO

0 s.
20 + 10 + 90 =
90 + 20 + 20 =
90 + 60 + 90 =
180 = 70 + 60 +
10 + 40 + 60 =
170 = 90 + 40 +
80 + 30 + 30 =
140 = 20 + 40 +
110 = 20 + 60 +
170 = 50 + 60 +
150 = 80 + 60 +
110 = 10 + 90 +
60 + 10 + 20 =
130 = 90 + 20 +
170 = 50 + 50 +
60 + 20 + 90 =
10 + 60 + 90 =
100 = 60 + 20 +
170 = 80 + 50 +
150 = 60 + 70 +