Addition: Add Three Numbers
Browse 0 free printable Addition: Add Three Numbers worksheets for First 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 First 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
- 5 + 3 + 14 = ?
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22
- 7 + 6 + 11 = ?
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24
- 4 + 8 + 13 = ?
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25
- 9 + 2 + 16 = ?
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27
- 6 + 7 + 12 = ?
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25
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Quick Tip
Teacher Resources
Teaching Notes
Focus on using the 'make 10' strategy to efficiently add three single-digit numbers. Encourage mental math and number sense development.
Vocabulary
Common Mistakes
- Not looking for pairs that make 10.
- Incorrect basic addition facts.
- Adding strictly left-to-right without seeking strategies.
Differentiation
Discussion Questions
- How can finding a 'make 10' pair help you add faster?
- Can you think of another strategy to add three numbers?
- When might it be useful to add three numbers in real life?
- Does the order you add the numbers change the sum? Why or why not?
Extension Activities
- Use manipulatives to add three numbers.
- Find patterns when adding three numbers.
Parent Tip
Count items in groups: 2 red blocks, 3 blue, 1 green.
Learning Path
Skill Cluster
Number Sense and Operations
Estimated Time
15 minutes