Grade 3/Addition
Column Addition: 3-Digit (4 Addends) (764)
Practice column addition with 4 addends of 3-digit numbers.
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Teacher Resources
Teaching Notes
Look for pairs to 10 within each column; record carries clearly.
Common Mistakes
- Counting a digit twice
- Misplacing a carry into wrong column
- Incorrect regrouping
- Misaligning columns
- Addition errors
- Forgetting carried digits
Differentiation
SupportUse manipulatives or grid paper for alignment.
ChallengeChallenge with estimation or mental math strategies.
Discussion Questions
- How does place value guide column addition?
- Why is regrouping a crucial step?
- What strategies help add multiple numbers efficiently?
- How can you check your final sum?
Learning Path
Skill Cluster
Number Sense & Operations
Estimated Time
13 minutes
Skills Practiced
column addition 3digit 4add
Prerequisites
- 761
- 762
- 763
- Addition with Regrouping (3-Digit, 2 Addends)
- Column Addition (3-Digit, 3 Addends)
Next Steps
- Multi-Digit Addition (More Addends)
- Multi-Digit Subtraction with Regrouping
- Column Addition: 4-Digit (4 Addends)
- Estimating Sums: Multi-Digit Numbers