Calcul Mental
19/05/2024
MiCetF
Contact
10 s.
Calculer de 20 en 20, de 50 en 50.
0 s.
245 = 20 +
159 + 20 =
406 + 50 =
258 + 20 =
397 + 20 =
296 + 50 =
168 = 50 +
212 = 20 +
390 = 50 +
105 = 50 +
170 = 20 +
137 = 50 +
386 = 50 +
125 = 20 +
293 + 50 =
175 = 20 +
378 + 20 =
338 = 50 +
177 + 20 =
342 + 50 =
CORRIGER
ABANDONNER