Calcul Mental
27/04/2024
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-INF s.
Sommes, différences, compléments
0 s.
12 - 7 =
10 = 5 +
14 - 6 =
14 = 6 +
12 = 8 +
17 = 9 +
13 = 5 +
7 + 5 =
13 - 5 =
8 + 5 =
15 - 7 =
10 = 9 +
13 - 9 =
11 - 5 =
7 + 6 =
14 = 6 +
7 + 7 =
10 - 9 =
11 - 3 =
17 = 8 +
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