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3rd Grade Subtraction Worksheet Generator
Create a printable 3rd grade subtraction worksheet for ages 8–9 — 20 fresh problems (100–999 and 10–899) every time you click, with a separate answer-key page. Aligned to Common Core 3.NBT.A.2 — subtract within 1,000.
Worksheet generator
3rd Grade Subtraction
3.NBT.A.2 — subtract within 1,000
Name: ________________Date: __________Score: ____ / 20
- 1.852−289
- 2.979−173
- 3.745−411
- 4.721−597
- 5.997−18
- 6.276−122
- 7.707−694
- 8.639−40
- 9.211−28
- 10.674−83
- 11.326−190
- 12.780−18
- 13.996−103
- 14.721−348
- 15.999−855
- 16.261−126
- 17.859−587
- 18.918−398
- 19.691−493
- 20.691−625
Answer key — 3rd Grade Subtraction
- 1. 852 − 289 = 563
- 2. 979 − 173 = 806
- 3. 745 − 411 = 334
- 4. 721 − 597 = 124
- 5. 997 − 18 = 979
- 6. 276 − 122 = 154
- 7. 707 − 694 = 13
- 8. 639 − 40 = 599
- 9. 211 − 28 = 183
- 10. 674 − 83 = 591
- 11. 326 − 190 = 136
- 12. 780 − 18 = 762
- 13. 996 − 103 = 893
- 14. 721 − 348 = 373
- 15. 999 − 855 = 144
- 16. 261 − 126 = 135
- 17. 859 − 587 = 272
- 18. 918 − 398 = 520
- 19. 691 − 493 = 198
- 20. 691 − 625 = 66
Sample problems
852 − 289 = 563979 − 173 = 806745 − 411 = 334721 − 597 = 124
How to use it in class
- Click New worksheet for a different set — ideal for daily fluency practice or differentiated copies.
- Print worksheet prints only the sheet; the answer key goes on its own page (untick to leave it out).
- Time students on repeated sheets to track fluency gains week by week.
Standards alignment
Number ranges follow the Common Core grade-level expectations (K: add/subtract within 10; Grade 1: within 20; Grade 2: within 100; Grade 3: within 1,000 and multiplication facts to 10 × 10; Grade 4: multi-digit; Grade 5: decimals to hundredths and fractions with unlike denominators; Grades 6–8: fraction division, ratios, integers and linear equations).
3rd Grade worksheets
| Worksheet | Number range | Standard |
|---|---|---|
| Addition | 100–899 and 10–899 (answers ≤ 1,000) | 3.NBT.A.2 — add within 1,000 |
| Subtraction | 100–999 and 10–899 | 3.NBT.A.2 — subtract within 1,000 |
| Multiplication | 0–10 × 0–10 | 3.OA.C.7 — multiply within 100 (facts to 10 × 10) |
| Division | facts up to 100 ÷ 10 | 3.OA.C.7 — divide within 100 |
Frequently asked questions
Are the worksheets free to print?
Yes — unlimited, free and with no sign-up. Use them in class, for homework or tutoring.
Is there an answer key?
Yes. Every worksheet prints with an answer key on a separate page; untick “Print answer key” to leave it out.
Do I get different problems each time?
Yes. Each click on “New worksheet” builds 20 new problems within the grade-level range, with no duplicates on a sheet.
What does 3rd grade subtraction cover?
3.NBT.A.2 — subtract within 1,000. This sheet uses 100–999 and 10–899.
Can I use it on a tablet?
Yes — or print to PDF from the print dialog to share digitally.