1. Ratios involving complex fractions
Lesson 9

2. Ratio A comparison of one thing to another.
A ratio in fraction form can be expressed in simplest form by dividing the numerator and denominator by a common factor

3. Rate
The ratio that compares different kinds of units by division to obtain a unit rate

4. Unit Rate
A rate in which the first quantity is compared to 1 unit of the second quantity.

5. Complex Fraction
A fraction where either the numerator is a fraction, the denominator is a fraction, or both the numerator and denominator is a fraction.