img075laponsonne.fr/images/Dossiers_perso/J.Verdillon/...Calculer mentalement des différences (fin) 31 Calcule 1 500 - 300 8 456 - 620 2 600 - 1 000 - 6 100 - 500 - 4 935 - 4 300

Jul 12, 2020

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