Calcul Mental
11/01/2026
MiCetF
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11 s.
Ajouter ou retrancher un nombre du type 10, 200...
0 s.
155 - 70 =
481 + 300 =
489 + 500 =
659 - 30 =
699 - 300 =
126 + 700 =
614 - 10 =
160 - 50 =
448 + 500 =
40 + 700 =
347 + 20 =
184 - 30 =
82 + 300 =
226 + 400 =
130 + 100 =
618 + 200 =
605 + 10 =
449 - 40 =
365 + 600 =
650 - 200 =
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