4th Grade Addition Drill Worksheet with Decimal Addition Problems
Addition drill worksheet with 18 problems involving decimal numbers, designed for 4th-grade math practice.
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Show Answer Key & Explanations
Step-by-step solution for: 4th Grade Math Worksheets
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Show Answer Key & Explanations
Step-by-step solution for: 4th Grade Math Worksheets
Let’s solve each addition problem step by step. We’ll add the two numbers in each row, starting from the rightmost digit (ones place) and moving left, carrying over if needed.
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Problem 1: 2935 + 7346
- Ones: 5 + 6 = 11 → write 1, carry 1
- Tens: 3 + 4 + 1 (carry) = 8
- Hundreds: 9 + 3 = 12 → write 2, carry 1
- Thousands: 2 + 7 + 1 (carry) = 10 → write 10
→ 10281
---
Problem 2: 9247 + 4980
- Ones: 7 + 0 = 7
- Tens: 4 + 8 = 12 → write 2, carry 1
- Hundreds: 2 + 9 + 1 = 12 → write 2, carry 1
- Thousands: 9 + 4 + 1 = 14 → write 14
→ 14227
---
Problem 3: 5609 + 5283
- Ones: 9 + 3 = 12 → write 2, carry 1
- Tens: 0 + 8 + 1 = 9
- Hundreds: 6 + 2 = 8
- Thousands: 5 + 5 = 10 → write 10
→ 10892
---
Problem 4: 3945 + 8654
- Ones: 5 + 4 = 9
- Tens: 4 + 5 = 9
- Hundreds: 9 + 6 = 15 → write 5, carry 1
- Thousands: 3 + 8 + 1 = 12 → write 12
→ 12599
---
Problem 5: 6248 + 5567
- Ones: 8 + 7 = 15 → write 5, carry 1
- Tens: 4 + 6 + 1 = 11 → write 1, carry 1
- Hundreds: 2 + 5 + 1 = 8
- Thousands: 6 + 5 = 11 → write 11
→ 11815
---
Problem 6: 1896 + 8674
- Ones: 6 + 4 = 10 → write 0, carry 1
- Tens: 9 + 7 + 1 = 17 → write 7, carry 1
- Hundreds: 8 + 6 + 1 = 15 → write 5, carry 1
- Thousands: 1 + 8 + 1 = 10 → write 10
→ 10570
---
Problem 7: 7950 + 4380
- Ones: 0 + 0 = 0
- Tens: 5 + 8 = 13 → write 3, carry 1
- Hundreds: 9 + 3 + 1 = 13 → write 3, carry 1
- Thousands: 7 + 4 + 1 = 12 → write 12
→ 12330
---
Problem 8: 2468 + 5781
- Ones: 8 + 1 = 9
- Tens: 6 + 8 = 14 → write 4, carry 1
- Hundreds: 4 + 7 + 1 = 12 → write 2, carry 1
- Thousands: 2 + 5 + 1 = 8
→ 8249
---
Problem 9: 5419 + 9408
- Ones: 9 + 8 = 17 → write 7, carry 1
- Tens: 1 + 0 + 1 = 2
- Hundreds: 4 + 4 = 8
- Thousands: 5 + 9 = 14 → write 14
→ 14827
---
Problem 10: 2897 + 5553
- Ones: 7 + 3 = 10 → write 0, carry 1
- Tens: 9 + 5 + 1 = 15 → write 5, carry 1
- Hundreds: 8 + 5 + 1 = 14 → write 4, carry 1
- Thousands: 2 + 5 + 1 = 8
→ 8450
---
Problem 11: 8946 + 6573
- Ones: 6 + 3 = 9
- Tens: 4 + 7 = 11 → write 1, carry 1
- Hundreds: 9 + 5 + 1 = 15 → write 5, carry 1
- Thousands: 8 + 6 + 1 = 15 → write 15
→ 15519
---
Problem 12: 9543 + 5789
- Ones: 3 + 9 = 12 → write 2, carry 1
- Tens: 4 + 8 + 1 = 13 → write 3, carry 1
- Hundreds: 5 + 7 + 1 = 13 → write 3, carry 1
- Thousands: 9 + 5 + 1 = 15 → write 15
→ 15332
---
Problem 13: 4570 + 2840
- Ones: 0 + 0 = 0
- Tens: 7 + 4 = 11 → write 1, carry 1
- Hundreds: 5 + 8 + 1 = 14 → write 4, carry 1
- Thousands: 4 + 2 + 1 = 7
→ 7410
---
Problem 14: 7215 + 5850
- Ones: 5 + 0 = 5
- Tens: 1 + 5 = 6
- Hundreds: 2 + 8 = 10 → write 0, carry 1
- Thousands: 7 + 5 + 1 = 13 → write 13
→ 13065
---
Problem 15: 3456 + 9234
- Ones: 6 + 4 = 10 → write 0, carry 1
- Tens: 5 + 3 + 1 = 9
- Hundreds: 4 + 2 = 6
- Thousands: 3 + 9 = 12 → write 12
→ 12690
---
Problem 16: 6824 + 4571
- Ones: 4 + 1 = 5
- Tens: 2 + 7 = 9
- Hundreds: 8 + 5 = 13 → write 3, carry 1
- Thousands: 6 + 4 + 1 = 11 → write 11
→ 11395
---
Problem 17: 3077 + 4496
- Ones: 7 + 6 = 13 → write 3, carry 1
- Tens: 7 + 9 + 1 = 17 → write 7, carry 1
- Hundreds: 0 + 4 + 1 = 5
- Thousands: 3 + 4 = 7
→ 7573
---
Problem 18: 8486 + 9231
- Ones: 6 + 1 = 7
- Tens: 8 + 3 = 11 → write 1, carry 1
- Hundreds: 4 + 2 + 1 = 7
- Thousands: 8 + 9 = 17 → write 17
→ 17717
---
Problem 19: 4892 + 7303
- Ones: 2 + 3 = 5
- Tens: 9 + 0 = 9
- Hundreds: 8 + 3 = 11 → write 1, carry 1
- Thousands: 4 + 7 + 1 = 12 → write 12
→ 12195
---
Problem 20: 5409 + 2697
- Ones: 9 + 7 = 16 → write 6, carry 1
- Tens: 0 + 9 + 1 = 10 → write 0, carry 1
- Hundreds: 4 + 6 + 1 = 11 → write 1, carry 1
- Thousands: 5 + 2 + 1 = 8
→ 8106
---
Final Answer:
1. 10281
2. 14227
3. 10892
4. 12599
5. 11815
6. 10570
7. 12330
8. 8249
9. 14827
10. 8450
11. 15519
12. 15332
13. 7410
14. 13065
15. 12690
16. 11395
17. 7573
18. 17717
19. 12195
20. 8106
---
Problem 1: 2935 + 7346
- Ones: 5 + 6 = 11 → write 1, carry 1
- Tens: 3 + 4 + 1 (carry) = 8
- Hundreds: 9 + 3 = 12 → write 2, carry 1
- Thousands: 2 + 7 + 1 (carry) = 10 → write 10
→ 10281
---
Problem 2: 9247 + 4980
- Ones: 7 + 0 = 7
- Tens: 4 + 8 = 12 → write 2, carry 1
- Hundreds: 2 + 9 + 1 = 12 → write 2, carry 1
- Thousands: 9 + 4 + 1 = 14 → write 14
→ 14227
---
Problem 3: 5609 + 5283
- Ones: 9 + 3 = 12 → write 2, carry 1
- Tens: 0 + 8 + 1 = 9
- Hundreds: 6 + 2 = 8
- Thousands: 5 + 5 = 10 → write 10
→ 10892
---
Problem 4: 3945 + 8654
- Ones: 5 + 4 = 9
- Tens: 4 + 5 = 9
- Hundreds: 9 + 6 = 15 → write 5, carry 1
- Thousands: 3 + 8 + 1 = 12 → write 12
→ 12599
---
Problem 5: 6248 + 5567
- Ones: 8 + 7 = 15 → write 5, carry 1
- Tens: 4 + 6 + 1 = 11 → write 1, carry 1
- Hundreds: 2 + 5 + 1 = 8
- Thousands: 6 + 5 = 11 → write 11
→ 11815
---
Problem 6: 1896 + 8674
- Ones: 6 + 4 = 10 → write 0, carry 1
- Tens: 9 + 7 + 1 = 17 → write 7, carry 1
- Hundreds: 8 + 6 + 1 = 15 → write 5, carry 1
- Thousands: 1 + 8 + 1 = 10 → write 10
→ 10570
---
Problem 7: 7950 + 4380
- Ones: 0 + 0 = 0
- Tens: 5 + 8 = 13 → write 3, carry 1
- Hundreds: 9 + 3 + 1 = 13 → write 3, carry 1
- Thousands: 7 + 4 + 1 = 12 → write 12
→ 12330
---
Problem 8: 2468 + 5781
- Ones: 8 + 1 = 9
- Tens: 6 + 8 = 14 → write 4, carry 1
- Hundreds: 4 + 7 + 1 = 12 → write 2, carry 1
- Thousands: 2 + 5 + 1 = 8
→ 8249
---
Problem 9: 5419 + 9408
- Ones: 9 + 8 = 17 → write 7, carry 1
- Tens: 1 + 0 + 1 = 2
- Hundreds: 4 + 4 = 8
- Thousands: 5 + 9 = 14 → write 14
→ 14827
---
Problem 10: 2897 + 5553
- Ones: 7 + 3 = 10 → write 0, carry 1
- Tens: 9 + 5 + 1 = 15 → write 5, carry 1
- Hundreds: 8 + 5 + 1 = 14 → write 4, carry 1
- Thousands: 2 + 5 + 1 = 8
→ 8450
---
Problem 11: 8946 + 6573
- Ones: 6 + 3 = 9
- Tens: 4 + 7 = 11 → write 1, carry 1
- Hundreds: 9 + 5 + 1 = 15 → write 5, carry 1
- Thousands: 8 + 6 + 1 = 15 → write 15
→ 15519
---
Problem 12: 9543 + 5789
- Ones: 3 + 9 = 12 → write 2, carry 1
- Tens: 4 + 8 + 1 = 13 → write 3, carry 1
- Hundreds: 5 + 7 + 1 = 13 → write 3, carry 1
- Thousands: 9 + 5 + 1 = 15 → write 15
→ 15332
---
Problem 13: 4570 + 2840
- Ones: 0 + 0 = 0
- Tens: 7 + 4 = 11 → write 1, carry 1
- Hundreds: 5 + 8 + 1 = 14 → write 4, carry 1
- Thousands: 4 + 2 + 1 = 7
→ 7410
---
Problem 14: 7215 + 5850
- Ones: 5 + 0 = 5
- Tens: 1 + 5 = 6
- Hundreds: 2 + 8 = 10 → write 0, carry 1
- Thousands: 7 + 5 + 1 = 13 → write 13
→ 13065
---
Problem 15: 3456 + 9234
- Ones: 6 + 4 = 10 → write 0, carry 1
- Tens: 5 + 3 + 1 = 9
- Hundreds: 4 + 2 = 6
- Thousands: 3 + 9 = 12 → write 12
→ 12690
---
Problem 16: 6824 + 4571
- Ones: 4 + 1 = 5
- Tens: 2 + 7 = 9
- Hundreds: 8 + 5 = 13 → write 3, carry 1
- Thousands: 6 + 4 + 1 = 11 → write 11
→ 11395
---
Problem 17: 3077 + 4496
- Ones: 7 + 6 = 13 → write 3, carry 1
- Tens: 7 + 9 + 1 = 17 → write 7, carry 1
- Hundreds: 0 + 4 + 1 = 5
- Thousands: 3 + 4 = 7
→ 7573
---
Problem 18: 8486 + 9231
- Ones: 6 + 1 = 7
- Tens: 8 + 3 = 11 → write 1, carry 1
- Hundreds: 4 + 2 + 1 = 7
- Thousands: 8 + 9 = 17 → write 17
→ 17717
---
Problem 19: 4892 + 7303
- Ones: 2 + 3 = 5
- Tens: 9 + 0 = 9
- Hundreds: 8 + 3 = 11 → write 1, carry 1
- Thousands: 4 + 7 + 1 = 12 → write 12
→ 12195
---
Problem 20: 5409 + 2697
- Ones: 9 + 7 = 16 → write 6, carry 1
- Tens: 0 + 9 + 1 = 10 → write 0, carry 1
- Hundreds: 4 + 6 + 1 = 11 → write 1, carry 1
- Thousands: 5 + 2 + 1 = 8
→ 8106
---
Final Answer:
1. 10281
2. 14227
3. 10892
4. 12599
5. 11815
6. 10570
7. 12330
8. 8249
9. 14827
10. 8450
11. 15519
12. 15332
13. 7410
14. 13065
15. 12690
16. 11395
17. 7573
18. 17717
19. 12195
20. 8106
Parent Tip: Review the logic above to help your child master the concept of math worksheet for fourth grade.
