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Understanding direct variation can be difficult. We generally define direct variations as linear equations that pass through zero. But we forget to emphasize that direct variations represent proportional relationships!
Use these 15 task cards to solve story problems using proportional reasoning, direct variations, or both!. Encouraging both methods reinforces the relationship between proportions and linear equations and emphasizes that problem solving can be achieved using a variety of methods.
--KG Second Chances Solid – by Kimberly Geswein at www.kimberlygeswein.com
--KG Strawberry Limeade – by Kimberly Geswein at www.kimberlygeswein.com
--Please Write Me a Song – by Vanessa Bays at www.bythebutterfly.com