Calcul Mental
20/03/2023
MiCetF
Contact
2 s.
Calculs sur les dizaines entières.
0 s.
100 - 10 =
20 = 10 +
80 = 60 +
40 + 40 =
50 + 30 =
80 = 50 +
90 - 60 =
50 + 30 =
20 + 30 =
90 - 90 =
100 = 80 +
60 + 10 =
30 - 10 =
20 + 10 =
100 - 30 =
80 + 20 =
100 = 70 +
10 - 10 =
20 + 50 =
50 = 10 +
CORRIGER
ABANDONNER