Curriculum placement
Grade 5. This describes the skill, not a learner estimate.
Dividing with unit fractions
Divide unit fractions by whole numbers and whole numbers by unit fractions
Problem types
- Share one fractional unit
- Count unit-fraction groups
- Complete a unit fraction division
Builds on
Leads to
- Dividing fractions
- Simplifying complex fractions · Extend the idea
Dividing a whole by a unit fraction is a fraction with a fraction in the denominator, which a complex fraction writes.
- Unit rates with fractions · See it applied
Dividing by a unit fraction counts how many such pieces fit, which gives rates such as miles per hour for a quarter of an hour.
Related skills
- Recognizing equivalent fractions · Related idea
Finding how many fourths fit in 1 uses equivalent fractions: 1 equals 4/4, so there are 4 fourths.
- Understanding ratios · Shared foundations
Open the interactive map to explore lessons and skill connections.