Calcul Mental
14/07/2026
MiCetF
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10 s.
Sommes, différences, compléments
0 s.
15 - 9 =
17 = 8 +
6 + 5 =
16 = 8 +
11 = 7 +
14 = 6 +
10 = 9 +
10 = 1 +
13 = 5 +
17 = 9 +
13 = 9 +
2 + 9 =
9 + 2 =
9 + 4 =
17 = 9 +
11 - 9 =
12 = 6 +
10 - 3 =
5 + 8 =
11 = 5 +
CORRIGER
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