Column Addition: 3-Digit (3 Addends)
Browse 0 free printable Column Addition: 3-Digit (3 Addends) worksheets for Second Math. These Addition worksheets are designed to give students targeted practice and build confidence in math.
Worksheets are available at multiple difficulty levels — Easy, Medium, and Hard — so you can meet every student where they are. Each worksheet is an instant PDF download: print as many copies as you need for your classroom, tutoring sessions, or home practice at no cost.
Whether you're a teacher looking for addition practice problems, a homeschool parent building a Second curriculum, or a tutor helping a student catch up, these free printable worksheets are ready to use today.
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Prerequisites
What to Do Next
Practice Questions
- 128 + 347 + 596 = ?
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1,071
- 239 + 415 + 327 = ?
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981
- 506 + 298 + 137 = ?
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941
- 361 + 284 + 195 = ?
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840
- 478 + 123 + 299 = ?
Show answer
900
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Teacher Resources
Teaching Notes
Add three numbers per column; write multiple carries if needed.
Common Mistakes
- Adding only two of three addends in a column
- Losing a carry when adding the third number
- Forgetting to carry
- Misaligning digits
- Incorrect mental addition
- Regrouping errors
Differentiation
Discussion Questions
- Why is place value important in column addition?
- When do you need to regroup?
- How is carrying similar to regrouping?
- What happens if you forget to carry?
Learning Path
Skill Cluster
Number Sense & Operations
Estimated Time
12 minutes