Calcul Mental
03/04/2025
MiCetF
Contact
10 s.
Calculer de 20 en 20, de 50 en 50.
0 s.
126 + 20 =
172 = 50 +
231 = 20 +
269 = 50 +
446 = 20 +
292 = 20 +
342 + 50 =
356 + 20 =
427 + 20 =
388 + 50 =
315 = 50 +
429 = 50 +
244 = 50 +
410 + 20 =
294 = 20 +
114 + 50 =
432 = 20 +
443 = 50 +
138 = 20 +
426 = 20 +
CORRIGER
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