Grade 5/Addition
Column Addition: 5- & 6-Digit (3 Addends) (771)
Three large addends with attention to place alignment.
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Teacher Resources
Teaching Notes
Three long addends: slow down carries and check commas.
Common Mistakes
- Carry lost in thousands
- One addend skipped in a column
- Misaligning place values
- Forgetting to carry/regroup
- Incorrectly adding carries
- Skipping a column
Differentiation
SupportUse graph paper; draw lines to separate columns.
ChallengeAdd four addends; estimate sums before adding.
Discussion Questions
- Why is place value important in addition?
- How does regrouping work with larger numbers?
- When might you use column addition?
- How can you check your answer for accuracy?
Learning Path
Skill Cluster
Number Sense and Operations
Estimated Time
16 minutes
Skills Practiced
column addition 6digit 3add
Prerequisites
- 770
- Addition with regrouping (3-4 digits)
- Place value to hundred thousands
Next Steps
- Addition of numbers with more addends
- Estimating sums of large numbers
- Column Addition: 5- & 6-Digit (4 Addends)
- Column Addition: 6- & 7-Digit (3 Addends)