1. Comparison by Division of Two Quantities 3 1 12 4 A proportional comparison in which one quantity can be described as a ratio of the other.

2. Qualitative The speed of car A is slower than the speed of car B. A broad subjective description.

3. Quantitative Ratio- blue cars to red cars is 6:3 There are twice as many blue cars as red cars. A narrowed objective description associated with a quantity.

4. Scale Factor 2 6 5 15 A scale written as a ratio without units in simplest form.

5. Dimensional Analysis The process of including units of measurement when you compute.

6. Equivalent Ratio Ratios that express the same relationship between two quantities.

8. Unit Rate A rate that is simplified so that it has a denominator of 1.

9. Proportion Method

10. Ratio Table A table with columns filled with pairs of numbers that have the same ratio. GreenRed 26 39 515 618 10X

11. Unit Fraction A fraction with a numerator of 1.

12. Multiplicative Comparison of Two Quantities 2 4 3 6 A proportional comparison in which one quantity can be described as a multiple of the other.