Estrategias de calculo mental para 5 de primaria.
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Actividades interactivas para la práctica del cálculo mental en sumas, restas, multiplicaciones, divisiones, operaciones combinadas y potencias.
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This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
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learner
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publisher
alirau200
12/01/2026
author
José Antonio Torres Álvarez
12/01/2026