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Direct linkWheeler, Gregory D. – ProQuest LLC, 2010
Research indicates that many elementary students do not comprehend that the equal sign is an indication that an equality relation exists between two structures. Instead, they perceive the equal sign as an indication that a particular procedure is to be performed. As students mature, and as their exposure to the equal sign and equality relations in…
Descriptors: Expertise, Definitions, Construct Validity, Validity
