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Anna-Lena Ekdahl; Maria Nord; Angelika Kullberg – Scandinavian Journal of Educational Research, 2025
Not all students in early grades develop efficient strategies for solving subtraction tasks. In this paper, we examine subtraction teaching in the 1--20 number range. We analyzed two first-grade lessons addressing similar subtraction tasks, using variation theory to identify what aspects of the content were foregrounded in the teaching. The…
Descriptors: Foreign Countries, Grade 1, Mathematics Education, Subtraction
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Mmakgabo A. Selepe; Ramashego S. Mphahlele – South African Journal of Childhood Education, 2025
Background: Foundation phase teachers are encouraged to develop learners' number sense skills in their teaching and learning activities. Despite the significance of teaching number skills in mental mathematics activities, there are inadequate guidelines that could assist teachers in developing number sense skills through technology-enhanced mental…
Descriptors: Early Childhood Education, Numeracy, Mathematics Skills, Number Concepts