Calcul Mental
21/11/2024
MiCetF
Contact
10 s.
Calculs sur les dizaines entières.
0 s.
20 + 30 =
70 + 20 =
10 + 80 =
10 - 10 =
100 = 100 +
20 = 20 +
60 + 40 =
80 = 20 +
100 - 70 =
60 - 30 =
70 - 40 =
40 + 40 =
60 + 10 =
20 + 60 =
20 + 20 =
70 - 10 =
60 + 40 =
100 - 10 =
100 = 30 +
40 + 40 =
CORRIGER
ABANDONNER