Si un número dividido entre 4 da 15, ¿cuál es el número?
Descripción didáctica para docentes:
Este reto matemático, aparentemente simple, sirve para trabajar la comprensión de la división y su relación inversa con la multiplicación. Es adecuado para alumnos de primaria que estén aprendiendo las operaciones básicas. Se puede plantear como un acertijo o un pequeño problema de la vida real (ej:
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