Multiplier par 12
(17) Il faut d'abord multiplier par 10 puis par 2.
Exemple :
24 x 12 = (24 x 10) + (24 x 2)
= 240 + 48
= 288
Exemple :
24 x 12 = (24 x 10) + (24 x 2)
= 240 + 48
= 288
Recommended age: 10 years old
Created by
Raphaël Beaudon
France
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