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| Term | Definition |
|---|---|
| Equivalent Ratios | Ratios that express the same relationship between two quantities |
| Scaling | The process of multiplying each quantity in a ratio by the same number to obtain equivalent ratios |
| Ratio | A comparison between two quantities, in which for every a units of one quantity, there are b units of a another quantity |
| Part to Part Ratio | A ratio that compares one part of a group to another part of the same group |
| Unit Rate | A rate that compares the first quantity is compared to 1 unit of the second quantity |
| Part to Whole Ratio | A ratio that compares one part of a group to the whole group |
| Unit Price | The cost per unit of an item |
| Unit Ratio | A ratio in which the first quantity is compared to 1 unit of the second quantity |
| Double Number Line | Two number lines where the coordinated quantities are equivalent ratios |
| Ratio Table | A collection of equivalent ratios that are organized in a table |
| Rate | A special kind of ratio in which the units are different |