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Direct linkMartín Díaz, Ana; Alario-Hoyos, Carlos; Estévez-Ayres, Iria; Delgado Kloos, Carlos; Fernández-Panadero, Carmen – Education and Information Technologies, 2023
ABN (Abierto Basado en Números--Open Calculation Based on Numbers) is a method for teaching basic arithmetic operations in primary education that has become popular in recent years and that is based on the decomposition of numbers through manipulative materials that encourage mental calculation. Currently there is limited number of tools that can…
Descriptors: Mathematics Instruction, Teaching Methods, Arithmetic, Elementary School Mathematics
