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Download full textRittle-Johnson, Bethany; Koedinger, Kenneth R. – 2002
We compared alternative instructional strategies for integrating knowledge of decimal place value and regrouping concepts with procedures for adding and subtracting decimals. The first condition was based on recent research suggesting that conceptual and procedural knowledge develop in an iterative, hand over hand fashion. In this iterative…
Descriptors: Addition, Concept Formation, Decimal Fractions, Mathematics Education
