cm1 : correction des exercices du mardi 6 avril
Correction des exercices 1 et 2 PAGE 39. Page 2. 2° Activités numériques ... a) 1 256 + 630+ 1 379 = b) 2 067 + 1 345 + 455 = c) 586 ? 359= d) 2 567 ? 1 385 ...
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