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Direct linkTondorf, Alexandra; Prediger, Susanne – Educational Studies in Mathematics, 2022
One typical challenge in algebra education is that many students justify the equivalence of expressions only by referring to transformation rules that they perceive as arbitrary without being able to justify these rules. A good algebraic understanding involves connecting the transformation rules to other characterizations of equivalence of…
Descriptors: Mathematics Instruction, Mathematical Formulas, Grade 5, Graphs
