Grade 4/Addition
Add Four 4-Digit Numbers (445)
Add four 4-digit numbers together. Line them up very carefully! Example: 1,111 + 2,222 + 3,333 + 4,444 = 11,110
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Quick Tip
Add all four numbers in each place value. Take your time and be very careful with carrying!
Teacher Resources
Teaching Notes
Emphasize place value alignment and careful regrouping in multi-digit addition. Model column-by-column addition starting from the ones place.
Vocabulary
Thousands: Place value to the left of hundreds.
Regroup: Carrying over when a sum is ten or more.
Common Mistakes
- Incorrectly aligning numbers by place value.
- Forgetting to carry over or carrying incorrectly.
- Adding digits in the wrong columns.
Differentiation
SupportUse place value charts; start with fewer numbers or 3-digit numbers.
ChallengeAdd more numbers or larger multi-digit numbers; create word problems.
Discussion Questions
- Why is it important to line up numbers by their place value?
- How does 'carrying over' help us add larger numbers?
- What strategies can you use to check your answer for accuracy?
- Can you think of real-world situations where adding four 4-digit numbers would be useful?
Extension Activities
- Add four large distances.
- Add four large prices.
- Add four large scores.
Parent Tip
Ask your child to add the number of pages in four different books.
Learning Path
Skill Cluster
Number Operations
Estimated Time
15 minutes
Skills Practiced
adding four 4 digit numbersaddition with regroupingplace value addition
Prerequisites
- Adding Three-Digit Numbers
- Understanding Place Value
Next Steps
- Adding Five-Digit Numbers
- Estimating Multi-Digit Sums
- Add Three 4-Digit Numbers
- Add Five 4-Digit Numbers
- Adding Multi-Digit Numbers with Regrouping