Missing Addends with Whole Hundreds
Browse 6 free printable Missing Addends with Whole Hundreds worksheets for Grade 3 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 Grade 3 curriculum, or a tutor helping a student catch up, these free printable worksheets are ready to use today.
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Prerequisites
Practice Questions
- 246 + ? = 546
Show answer
300
- 175 + ? = 375
Show answer
200
- 389 + ? = 789
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400
- 264 + ? = 364
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100
- 512 + ? = 812
Show answer
300
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Teacher Resources
Teaching Notes
Relate to vertical subtraction as verification.
Common Mistakes
- Incorrect operation applied
- Place value errors
- Not checking answer
- Forgetting inverse relationship
Differentiation
Discussion Questions
- How does knowing 4+3=7 help with 400+300=700?
- What strategy helps find missing addends?
- How can you check your answer?
- When might you use this skill in daily life?
Learning Path
Skill Cluster
Number Sense & Operations
Estimated Time
9 minutes