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Math 8 Percents
Percents & Proportions
| Term | Definition |
|---|---|
| Percent | A ratio whose second term is 100. Means parts per 100. |
| Proportion | States that two ratios (or fractions) are equal. |
| Scale Factor | A number which scales, or multiplies, some quantity. |
| Equivalent | When expressions have the same value, even though they may look different. |
| Numerator | The top number in a fraction. Shows how many parts we have. |
| Denominator | The bottom number in a fraction. Shows how many equal parts the item is divided into. |
| Ratio | Shows the relative sizes of two or more values. |
| Rate | A ratio that compares two quantities of different units. |
| Unit rate | A rate where the second quantity is 1. In fraction form, the denominator has a value of 1. |
| Decimal | A number that uses a point followed by digits that show a value smaller than one. |