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Download full textIm, Soo-hyun; Jitendra, Asha K.; Harwell, Michael R.; Karl, Stacy R.; Slater, Susan C. – Society for Research on Educational Effectiveness, 2018
Ratio and proportional relationships, along with the interrelated topics of fractions,decimals, and percent, provide a critical foundation for algebra (National Mathematics Advisory Panel, 2008). Proportional reasoning, which not only requires understanding the concept of ratios and that two or more ratios are equal, also requires the ability to…
Descriptors: Instructional Effectiveness, Intervention, Mathematics Instruction, Grade 7
