Calcul Mental
25/02/2026
MiCetF
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10 s.
Sommes, différences, compléments
0 s.
18 - 9 =
13 = 5 +
12 - 4 =
10 = 2 +
11 - 5 =
12 = 5 +
13 = 5 +
14 = 5 +
13 = 8 +
11 = 4 +
14 = 6 +
10 - 3 =
18 = 9 +
12 - 4 =
11 - 4 =
17 - 9 =
11 = 2 +
10 = 7 +
13 = 6 +
10 - 8 =
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