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Multiplication par des multiples de 10 : correction
50 X 400 = 20000
200 X 800 = 160000
100 X 6000 = 600000
700 X 5000 = 3500000
9 X 30000 = 270000
600 X 40 = 24000
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Commentaires
50 X 400 = 20000
200 X 800 = 160000
100 X 6000 = 600000
700 X 5000 = 3500000
9 X 30000 = 270000
600 X 40 = 24000