MyMathKidK-8 Curriculum

Grade 3 Addition: 4-Digit Addition

Add larger numbers with thousands

What You'll Learn

Add 4-digit numbers
Work with the thousands place
Apply regrouping to larger numbers

📖Adding with Thousands

With 4-digit numbers, continue the same process. Add ones, tens, hundreds, then thousands. Always work right to left.

💡

Break large additions into smaller steps. Check each column carefully!

Worked examples

Real problems from the practice worksheets, solved one step at a time.

Example 1
3741 + 627 = ?
1. Line up the numbers by place value.
2. Add each column from right to left.
3. Ones: 1 + 7 = 8
4. Tens: 4 + 2 = 6
5. Hundreds: 7 + 6 = 13. Write 3, carry 1.
6. Thousands: 3 + 0 + 1 (carried) = 4
7. The answer is 4368.
Answer: 4368
Example 2
7477 + 676 = ?
1. Line up the numbers by place value.
2. Add each column from right to left.
3. Ones: 7 + 6 = 13. Write 3, carry 1.
4. Tens: 7 + 7 + 1 (carried) = 15. Write 5, carry 1.
5. Hundreds: 4 + 6 + 1 (carried) = 11. Write 1, carry 1.
6. Thousands: 7 + 0 + 1 (carried) = 8
7. The answer is 8153.
Answer: 8153
Example 3
1837 + 1424 = ?
1. Line up the numbers by place value.
2. Add each column from right to left.
3. Ones: 7 + 4 = 11. Write 1, carry 1.
4. Tens: 3 + 2 + 1 (carried) = 6
5. Hundreds: 8 + 4 = 12. Write 2, carry 1.
6. Thousands: 1 + 1 + 1 (carried) = 3
7. The answer is 3261.
Answer: 3261

Practice Worksheets

4-Digit Addition (Set A)

Add 4-digit and 3-digit numbers

4-Digit Addition (Set B)

More 4-digit addition practice

4-Digit Addition (Set C)

Additional 4-digit practice

4-Digit Addition (Set D)

Keep practicing 4-digit addition

4-Digit Addition (Set E)

Master 4-digit addition

Mixed Multi-digit Addition