How do I pick the right level?

Choose an age or grade in step 2. Start easier if the pupil is unsure – you can switch anytime and get new problems instantly.

Can I see the problems before printing?

Yes. The sheet shows exactly the problems that will print. Click New problems to swap them.

How do I include an answer key?

Turn on Answer key in the last step. It prints on its own page after the problems, with the same numbering.

What does the question mark next to a problem do?

It opens a step-by-step explanation of the method on screen. It is not printed and does not reveal the answer.

How do you find a fraction of a number?

Divide by the denominator, then multiply by the numerator. 2/3 of 12: 12 ÷ 3 = 4, 4 × 2 = 8.

Are the answers whole numbers?

Yes, every problem is chosen so it works out evenly.

Grade 4–6Common Core style · Math: number sense

4th Grade Fractions Worksheets — Free Printable with Answer Key

Fraction practice for fourth graders: find a fraction of a number, like 2/3 of 12.

A ready worksheet is waiting below — print it as is or change the settings.

Step 1 of 4

Choose a topic

Your choices

Exercise type: Fraction of an amount
Grade: 4 (ages 9–10)
Difficulty: Easy
Number of tasks: 20
Task format: Mixed
Paper size: US Letter

Your choices

Exercise type: Fraction of an amount
Grade: 4 (ages 9–10)
Difficulty: Easy
Number of tasks: 20
Task format: Mixed
Paper size: US Letter

1. Choose content

Area

Exercise type

More options

Classroom · 10 questions per page

Paper size

More options

PDF marginPage breaks

Fraction of an amount · Grade 4

Name: ____________________

Example: how to solve it

Calculate: 24 of 8 =

A class has 32 pupils. 2/4 of them walk to school. How many pupils walk? Answer with the correct unit.

Calculate: 12 of 16 =

Maja has 24 kr and spends 1/2 of it. How much is spent? Answer with the correct unit.

Calculate: 34 of 20 =

A bag contains 36 marbles. 2/4 of them are blue. How many marbles are blue? Answer with the correct unit.

Calculate: 13 of 24 =

A bag contains 32 marbles. 1/4 of them are blue. How many marbles are blue? Answer with the correct unit.

Calculate: 12 of 20 =

10.

A trip is 24 km. 1/6 of it is done by train. How many km is that? Answer with the correct unit.

11.

Calculate: 23 of 21 =

12.

A book has 24 pages. Sara has read 1/2 of the book. How many pages has Sara read? Answer with the correct unit.

13.

Calculate: 23 of 6 =

14.

A bag contains 40 marbles. 2/4 of them are blue. How many marbles are blue? Answer with the correct unit.

15.

Calculate: 24 of 20 =

16.

A book has 60 pages. Maja has read 5/6 of the book. How many pages has Maja read? Answer with the correct unit.

17.

Calculate: 12 of 18 =

18.

A bag contains 24 marbles. 1/4 of them are blue. How many marbles are blue? Answer with the correct unit.

19.

Calculate: 14 of 32 =

20.

A book has 24 pages. Luca has read 1/2 of the book. How many pages has Luca read? Answer with the correct unit.

Answer key

1. 4
2. 16 pupils
3. 8
4. 12 kr
5. 15
6. 18 marbles
7. 8
8. 8 marbles
9. 10
10. 4 km
11. 14
12. 12 pages
13. 4
14. 20 marbles
15. 10
16. 50 pages
17. 9
18. 6 marbles
19. 8
20. 12 pages

Created with WorksheetMint

How to use the tool

Pick a difficulty: easy, medium or hard.
Choose how many problems you want (10, 20 or 30).
Print or save as PDF. “Create new version” gives brand-new problems with the same settings.

About this generator

In fourth grade students connect fractions with multiplication and division by finding a fraction of a set. Numbers are chosen so every answer is a whole number. Every sheet has a separate answer key calculated by the website, so answers always match the problems. Free, no sign-up, US Letter by default.

Popular uses

Fraction units
Small-group practice
Homework
Review before a test

Plan a useful printable

Start with one clear learning goal and choose only the settings that support it. A short, focused sheet is often easier to explain, complete and review than a crowded page. The live preview makes it possible to check spacing, task count and difficulty before paper is used. Create another version when a class needs the same skill with different content.

Adapt it to the learner

Use fewer items, larger writing areas and familiar content for beginners. Increase the amount, range or complexity gradually for confident learners. Teachers can also combine the printable with oral instructions, pair work or a short follow-up discussion. Because every page is customizable, the same activity can support a warm-up, independent practice, homework or revision.

Print clearly and reuse

Choose A4 or US Letter to match the printer, then print at 100 percent whenever exact spacing matters. The PDF option uses the browser print dialog and creates a clean file for later use. Generated content is prepared in the browser, requires no pupil account and has no watermark. Review every sheet before sharing it, especially when you add your own words or text.

Frequently asked questions

How do I pick the right level?: Choose an age or grade in step 2. Start easier if the pupil is unsure – you can switch anytime and get new problems instantly.
Can I see the problems before printing?: Yes. The sheet shows exactly the problems that will print. Click New problems to swap them.
How do I include an answer key?: Turn on Answer key in the last step. It prints on its own page after the problems, with the same numbering.
What does the question mark next to a problem do?: It opens a step-by-step explanation of the method on screen. It is not printed and does not reveal the answer.
How do you find a fraction of a number?: Divide by the denominator, then multiply by the numerator. 2/3 of 12: 12 ÷ 3 = 4, 4 × 2 = 8.
Are the answers whole numbers?: Yes, every problem is chosen so it works out evenly.