Calcul Mental
29/04/2024
MiCetF
Contact
-INF s.
Calculs sur les dizaines entières.
0 s.
80 + 20 =
20 + 40 =
70 - 30 =
30 + 50 =
20 + 70 =
100 = 60 +
70 + 20 =
50 = 20 +
80 = 30 +
10 + 40 =
60 + 10 =
80 - 70 =
90 = 70 +
100 = 70 +
20 + 20 =
50 = 40 +
100 = 90 +
10 + 60 =
70 - 20 =
20 + 60 =
CORRIGER
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