Add 3-Digit Numbers with Regrouping
Browse 30 Add 3-Digit Numbers with Regrouping worksheets for Grade 2 Math. These Addition worksheets are designed to give students targeted practice and build confidence in math.
Choose from Easy, Medium, Hard worksheets in this collection. Use the PDF and Key buttons to see available downloads. Pro labels indicate membership access; account requirements are shown when you download.
Whether you're a teacher looking for addition practice problems, a homeschool parent building a Grade 2 curriculum, or a tutor helping a student catch up, choose an available worksheet that matches what your student is practising.
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| # | Worksheet | Questions | Actions |
|---|---|---|---|
| Easy(Numbers 100–549) | |||
| 1 | 12 questions | ||
| 2 | 12 questions | ||
| 3 | 12 questions | ||
| 4 | 12 questions | ||
| 5 | 12 questions | ||
| 6 | 12 questions | ||
| 7 | 12 questions | ||
| 8 | 12 questions | ||
| 9 | 12 questions | ||
| 10 | Pro | 12 questions | |
| Medium(Numbers 100–999) | |||
| 1 | 12 questions | ||
| 2 | 12 questions | ||
| 3 | 12 questions | ||
| 4 | 12 questions | ||
| 5 | 12 questions | ||
| 6 | 12 questions | ||
| 7 | 12 questions | ||
| 8 | 12 questions | ||
| 9 | 12 questions | ||
| 10 | Pro | 12 questions | |
| Hard(Numbers 500–999) | |||
| 1 | 12 questions | ||
| 2 | 12 questions | ||
| 3 | 12 questions | ||
| 4 | 12 questions | ||
| 5 | 12 questions | ||
| 6 | 12 questions | ||
| 7 | 12 questions | ||
| 8 | 12 questions | ||
| 9 | 12 questions | ||
| 10 | Pro | 12 questions | |
Prerequisites
What to Do Next
Practice Questions
- 347 + 528 = ?
Show answer
875
- 468 + 357 = ?
Show answer
825
- 579 + 246 = ?
Show answer
825
- 654 + 278 = ?
Show answer
932
- 485 + 369 = ?
Show answer
854
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Quick Tip
Teacher Resources
Teaching Notes
Emphasize place value alignment and regrouping from ones to tens, and tens to hundreds. Use base-ten blocks or drawings to visualize the process.
Vocabulary
Common Mistakes
- Forgetting to regroup (carry over) a ten or a hundred.
- Adding digits in the wrong place value column.
- Incorrectly adding the regrouped number.
Differentiation
Discussion Questions
- Why is it important to line up numbers by place value?
- What happens when the sum of two digits is 10 or more?
- How is adding 3-digit numbers similar to adding 2-digit numbers?
- Can you think of a real-life situation where you would add 3-digit numbers?
Extension Activities
- Add larger numbers.
- Solve multi-step problems.
- Create addition challenges.
Parent Tip
Use play money to model regrouping tens into hundreds during addition.
Learning Path
Skill Cluster
Whole Number Operations
Estimated Time
15 minutes