Calcul Mental
24/04/2024
MiCetF
Contact
-INF s.
Calculs sur les dizaines entières.
0 s.
30 + 10 =
50 + 30 =
50 = 20 +
90 = 90 +
40 - 20 =
80 - 10 =
80 = 40 +
50 + 30 =
100 = 80 +
100 - 40 =
90 = 40 +
80 = 50 +
10 + 60 =
20 + 60 =
50 = 50 +
60 + 40 =
60 - 10 =
70 = 40 +
20 + 10 =
30 + 40 =
CORRIGER
ABANDONNER