Proportional Reasoning
Understand ratios and proportional relationships using visuals and your intuition.
Level 1
Setting Up Ratios
Scaling Up
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Scaling Down
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Making a New Mixture
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Level Review
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Level 2
Equivalent Ratios
Scaling Up Recipes
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Making Batches
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Finding Batches
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Scale Factor
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Level Review
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Level 3
Scaling Ratios
Scaling Down to Scale Up
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Scaling in One Move
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Finding the Total
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Finding the Parts
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Level Review
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Level 4
Unit Rates
How Much for One
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Computing Unit Rates
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Two Unit Rates
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Scaling Down to Scale Up
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Using Unit Rates
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Level Review
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Level 5
Proportional Relationships
Using Unit Rates to Find Cost
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Finding Unit Cost
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Level Review
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Level 6
Graphing Proportional Relationships
Plotting Points
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Plotting Equivalent Ratios
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Using Graphs
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Plotting Unit Rate
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Graphing Relationships
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Constant of Proportionality
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Level 7
Equations for Proportional Relationships
Writing Equations
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Equation from a Point
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Graphing from an Equation
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Graphing Comparisons
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