Calcul Mental
01/06/2026
MiCetF
Contact
10 s.
Ajouter ou soustraire des dizaines entières.
0 s.
60 = 50 +
80 - 80 =
40 = 30 +
90 - 80 =
60 + 20 =
50 + 20 =
10 + 30 =
50 - 50 =
40 + 10 =
10 + 40 =
30 + 50 =
20 + 20 =
50 + 40 =
50 + 10 =
80 = 50 +
20 + 10 =
20 + 10 =
10 + 20 =
30 + 60 =
60 - 60 =
CORRIGER
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