Calcul Mental
03/10/2024
MiCetF
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10 s.
Additions à trous (a + b + ? = s <= 20).
0 s.
7 + 3 +
= 17
3 + 8 +
= 16
3 + 7 +
= 11
3 + 7 +
= 17
4 + 8 +
= 20
2 + 8 +
= 14
6 + 3 +
= 14
5 + 8 +
= 15
3 + 4 +
= 14
2 + 2 +
= 12
6 + 7 +
= 17
2 + 3 +
= 8
4 + 1 +
= 9
7 + 8 +
= 20
4 + 7 +
= 17
9 + 7 +
= 20
7 + 2 +
= 14
2 + 6 +
= 10
7 + 3 +
= 15
3 + 7 +
= 15
CORRIGER
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