CHRONO

10 s.

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

CHRONO

0 s.
70 + 50 + 30 =
140 = 60 + 10 +
190 = 80 + 80 +
50 + 60 + 70 =
190 = 70 + 70 +
70 + 30 + 40 =
40 + 70 + 10 =
10 + 80 + 60 =
150 = 20 + 60 +
50 + 40 + 80 =
20 + 20 + 70 =
90 + 20 + 10 =
160 = 10 + 80 +
210 = 40 + 80 +
110 = 10 + 90 +
80 + 20 + 20 =
150 = 60 + 80 +
10 + 60 + 80 =
90 + 60 + 80 =
80 + 50 + 10 =