Expanded Form Worksheet Generator
Make printable expanded form worksheets in seconds. Students convert numbers between standard form, expanded form, and word form, with whole numbers or decimals. Pick easy, standard, or challenge, then print or download a clean PDF with a matching answer key. Zero places are handled cleanly. Free, no sign-up, and everything stays in your browser.
PDF puts the answer key on its own page.
Expanded Form Practice
10 problems · Standard to expanded · Standard
Name: ______________________ Date: ____________
1.Write 1,024 in expanded form:
2.Write 9,829 in expanded form:
3.Write 35,299 in expanded form:
4.Write 7,486 in expanded form:
5.Write 9,953 in expanded form:
6.Write 5,399 in expanded form:
7.Write 463 in expanded form:
8.Write 239 in expanded form:
9.Write 1,606 in expanded form:
10.Write 7,903 in expanded form:
Answer key
1.Write 1,024 in expanded form:
1,000 + 20 + 4
2.Write 9,829 in expanded form:
9,000 + 800 + 20 + 9
3.Write 35,299 in expanded form:
30,000 + 5,000 + 200 + 90 + 9
4.Write 7,486 in expanded form:
7,000 + 400 + 80 + 6
5.Write 9,953 in expanded form:
9,000 + 900 + 50 + 3
6.Write 5,399 in expanded form:
5,000 + 300 + 90 + 9
7.Write 463 in expanded form:
400 + 60 + 3
8.Write 239 in expanded form:
200 + 30 + 9
9.Write 1,606 in expanded form:
1,000 + 600 + 6
10.Write 7,903 in expanded form:
7,000 + 900 + 3
Answer Key · Expanded Form Practice
10 problems · Standard to expanded · Standard
1.Write 1,024 in expanded form:
1,000 + 20 + 4
2.Write 9,829 in expanded form:
9,000 + 800 + 20 + 9
3.Write 35,299 in expanded form:
30,000 + 5,000 + 200 + 90 + 9
4.Write 7,486 in expanded form:
7,000 + 400 + 80 + 6
5.Write 9,953 in expanded form:
9,000 + 900 + 50 + 3
6.Write 5,399 in expanded form:
5,000 + 300 + 90 + 9
7.Write 463 in expanded form:
400 + 60 + 3
8.Write 239 in expanded form:
200 + 30 + 9
9.Write 1,606 in expanded form:
1,000 + 600 + 6
10.Write 7,903 in expanded form:
7,000 + 900 + 3
How to use the expanded form worksheet generator
- 1Choose whole numbers or decimals, the practice mode, and the difficulty.
- 2Pick how many problems and whether to show a name and date line.
- 3Press Regenerate for a fresh set of numbers anytime.
- 4Print the worksheet, or download a PDF with the answer key on its own page.
When this is useful
Place value practice
Break numbers into place values so students see what each digit is worth.
Expanded form review
Practice writing numbers as the sum of their place values, like 400 + 80 + 2.
Standard form practice
Work the other direction, building a number back from its expanded form.
Decimal place value
Extend expanded form to tenths, hundredths, and thousandths once whole numbers are solid.
Homework, centers, and warm-ups
Send a set home, keep a stack at a center, or hand out a quick warm-up at the start of class.
Small-group intervention and spiral review
Start with two- and three-digit numbers for support, then mix place-value review across the year.
Examples to try
An expanded form worksheet
Use standard form to expanded form with whole numbers for everyday place-value practice.
A standard form to expanded form worksheet
Give students a number and have them write it as the sum of its place values.
An expanded form to standard form worksheet
Give students the expanded form and have them write the number it makes.
A decimal expanded form worksheet
Switch to decimals to expand numbers like 3.47 into 3 + 0.4 + 0.07.
A place value expanded form practice sheet
Use numbers with internal zeros, like 4,305 and 20,608, to test place-value understanding.
A printable answer key
Turn on the answer key so every conversion is filled in for fast grading.
Tips for better results
Start with two- and three-digit numbers
Begin small so students focus on the value of each place before moving to larger numbers.
Skip zero-value places
Standard expanded form leaves out places worth zero, so 4,305 is 4,000 + 300 + 5.
Use place value charts for support
A place value chart helps students line up each digit with its place before expanding.
Move to decimals after whole numbers
Expand whole numbers comfortably before introducing tenths, hundredths, and thousandths.
Print the answer key separately
The PDF puts the answer key on its own page, so you can keep it apart from the student copy.
Regenerate for different groups
Press Regenerate to make a fresh set with the same settings for another group or retake.
How the expanded form worksheet generator works
You choose whole numbers or decimals, the practice mode, and the difficulty, and the generator builds matching numbers. Whole numbers use clean integers, and decimals use clean values with a controlled number of digits. Each number is broken into place values one digit at a time, and places worth zero are skipped, so 4,305 becomes 4,000 + 300 + 5 and 20,608 becomes 20,000 + 600 + 8.
Decimals expand the same way, into clear place values like 3 + 0.4 + 0.07, and word form is offered for whole numbers so it stays readable. All of the place-value math is done with whole numbers behind the scenes, so the answer key is exact, with no stray decimals or rounding glitches.
Everything is generated on your device, so you can make as many fresh worksheets as you like, instantly and for free. Press Regenerate for a brand-new set using the same settings.
Private by design
- No account and no sign-up. Just open it and start.
- Everything runs on your device, so the worksheet settings you choose and the numbers and answers you create stays with you.
- Nothing you create is uploaded. No values, names, scores, or generated content are sent to our servers.
- We use Google Analytics only for basic, anonymous pageview counts. It never receives what you enter into the tool.
Frequently asked questions
Is the expanded form worksheet generator free?
Yes, completely free, with no account and no limit on how many worksheets you make. There's no watermark on the printed sheet.
Can I print expanded form worksheets?
Yes. Use the Print button to send the worksheet straight to your printer. Only the worksheet prints, with clean, readable problems, and nothing else from the web page.
Can I download a PDF?
Yes. Download a clean PDF built right on your device, with the problems on the first page and, when enabled, an answer key on its own page.
Does it include an answer key?
Yes. Turn on the answer key and every conversion is filled in, so grading a whole sheet takes just a minute.
Can I make standard form to expanded form worksheets?
Yes. Choose the standard to expanded mode and students write each number as the sum of its place values.
Can I make expanded form to standard form worksheets?
Yes. Choose the expanded to standard mode and students build the number from its expanded form.
Can I make decimal expanded form worksheets?
Yes. Switch to decimals to expand numbers like 3.47 into 3 + 0.4 + 0.07, down to thousandths.
Are worksheet settings or answers uploaded or saved anywhere?
No. The worksheet is built entirely on your device, and the PDF is created there too, so your settings, numbers, and answers are never uploaded or stored on a server.
Helpful supplies for this activity
Optional supplies that can make printed classroom materials easier to reuse, organize, or share.
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Dry erase pockets
Slide worksheets into reusable sleeves for quick practice and small groups.
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