6th Grade · Ratios & Proportional Relationships
Rate
6.RP.A.2
Definition
A ratio that compares two quantities measured in different units, such as miles per hour.
Examples
- 120 miles over 2 hours is a rate — two different units.
- 60 miles per 1 hour is also a rate.
Key rule
A rate always has two different units.
Memory hook
Different units, compared.