Calcul Mental
30/11/2025
MiCetF
Contact
10 s.
Calculs sur les dizaines entières.
0 s.
70 + 30 =
20 - 20 =
60 = 30 +
100 = 90 +
40 + 30 =
20 + 20 =
70 + 20 =
90 - 90 =
90 + 10 =
10 + 30 =
80 - 30 =
20 + 20 =
10 + 30 =
100 - 90 =
10 + 40 =
60 + 10 =
20 + 50 =
10 + 40 =
40 - 30 =
30 = 30 +
CORRIGER
ABANDONNER