5th Grade Dividing Fractions Worksheet (Unit Fractions)
Divide unit fractions by whole numbers, and whole numbers by unit fractions, using what division means.
- Homework
- Review
- Test Prep
- Tutoring
Download the Free Printable PDF
No sign-up required. Clean, low-ink US Letter format.
- Grade
- 5th Grade
- Subject
- Math
- Skill
- Fractions
- Topic
- dividing unit fractions and whole numbers
- Difficulty
- Standard
- Time
- 16 minutes
- Pages
- 2 (incl. answer key)
- Format
- Printable PDF (US Letter)
- Answer key
- Included
- Best for
- homework, review, test prep, tutoring
Worksheet details
What This Worksheet Practices
Students will divide a unit fraction by a whole number and a whole number by a unit fraction.
- Dividing a unit fraction by a whole number
- Dividing a whole number by a unit fraction
- Reasoning about why the answer is bigger or smaller
Inside This Printable
Student directions: Divide. Think about what the division means: splitting into parts, or how many fit inside.
Worked example
4 / (1/2): how many halves are in 4? -> 8.
Sample questions
- 1/2 / 3 =
- 1/4 / 2 =
- 3 / (1/2) =
The PDF contains 8 practice questions plus 2 challenge questions.
Worksheet Preview
Two ways to divide with fractions
Fifth graders divide in two cases. A unit fraction by a whole number splits a small piece into even smaller pieces: 1/2 ÷ 3 = 1/6. A whole number by a unit fraction asks how many of those pieces fit inside: 4 ÷ 1/2 = 8 (there are eight halves in four). Reasoning about the meaning keeps the two cases straight.
How to use it
Ask “am I splitting, or counting how many fit?” Splitting makes the answer smaller; counting how many fit makes it bigger. Builds on multiplying fractions.
👩🏫 Teacher note
Two cases: 1/2 / 3 splits a half into 3 parts (smaller: 1/6); 4 / (1/2) asks how many halves are in 4 (bigger: 8). Reasoning about the meaning prevents blind rule-following.
🏠 Parent note
Splitting a fraction into more parts makes smaller pieces. Asking 'how many halves are in 4?' gives a bigger number.
Common Mistakes to Watch For
- Dividing instead of using the inverse relationship
- Confusing the two cases (which gets bigger, which gets smaller)
Answer Key
Each answer shows the quotient.
⬇ Download Answer Key (PDF)Learn this skill first
Take the free lesson on fractions — worked examples and practice exercises, then come back to this worksheet.
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