“99% des gens se trompent sur ce calcul… saurez-vous trouver la bonne réponse ?”🫵

IMG

💡 Petit rappel important :

👉 0! = 1

Reprenons le calcul correctement :

👉 5 × 0! = 5 × 1 = 5

👉 4 + 4 + 4 + 4 = 16

👉 16 + 5 = 21

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