Curriculum placement
Grade 6. This describes the skill, not a learner estimate.
Finding a unit rate
Compute and interpret a unit rate
Problem types
- Find a unit rate
- Find the better buy
- Complete the unit price sentence
- Two unit rates
Builds on
- Understanding ratios
- Dividing by a one-digit number · Useful idea
A unit rate divides the total by the number of units, which is whole-number division when the quotient is exact.
- Finding elapsed time · Useful idea
A rate such as miles per hour divides a quantity by elapsed time.
- Missing factors and quotients · Useful idea
Finding how many items are in each group is an unknown factor, and the unit rate is the same quantity: the total divided by the number of groups.
- Coins and bills · Useful idea
The price of one item is found by dividing the total cost, which compares prices per unit.
Leads to
- Equivalent ratios
- Unit rates with fractions
- Linear models of a situation · Extend the idea
A unit rate is the slope of a linear model, the change in output per one unit of input.
Related skills
- Comparing fractions with benchmarks · Related idea
Choosing the better buy compares two quotients, in the same way as comparing two fractions.
- Probability of one event · Shared foundations
Open the interactive map to explore lessons and skill connections.