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Observe three model units, one for each grade, for ratios and proportional reasoning. Part Two: Ratios and Proportional Reasoning Examples, Grades 6–8. Chapter 4: Grade 7 Unit--Proportional Reasoning.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.