Rounding Whole Numbers Worksheets | 4th Grade Place Value - Free Printable
Educational worksheet: Rounding Whole Numbers Worksheets | 4th Grade Place Value. Download and print for classroom or home learning activities.
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Step-by-step solution for: Rounding Whole Numbers Worksheets | 4th Grade Place Value
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Show Answer Key & Explanations
Step-by-step solution for: Rounding Whole Numbers Worksheets | 4th Grade Place Value
Let's solve the Mixed Rounding Worksheet step by step. The task is to round each number to the accuracy of the underlined digit.
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To round a number to a certain place value:
1. Look at the digit immediately to the right of the underlined digit.
2. If that digit is 5 or greater, round up (add 1 to the underlined digit).
3. If it's less than 5, round down (keep the underlined digit the same).
4. Replace all digits to the right with zeros (or remove if decimal).
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We'll go through each problem one by one:
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- Round to nearest 10,000
- Next digit: 4 (thousands place) → less than 5 → round down
- Answer: 20,000
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- Round to nearest 1,000
- Next digit: 9 → ≥ 5 → round up
- 1 + 1 = 2 → 2,000
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- Round to nearest 1,000
- Next digit: 1 → < 5 → round down
- Answer: 2,000
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- Round to nearest 1,000
- Next digit: 3 → < 5 → round down
- But 9 → stays 9 → 29,000
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- Round to nearest 10
- Next digit: 5 → ≥ 5 → round up
- 6 → 7 → 7,770
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- Round to nearest 100
- Next digit: 1 → < 5 → round down
- Answer: 2,600
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- Round to nearest 100
- Next digit: 3 → < 5 → round down
- Answer: 9,300
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- Round to nearest 10
- Next digit: 7 → ≥ 5 → round up
- 7 → 8 → 80,680
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- Round to nearest 100
- Next digit: 5 → ≥ 5 → round up
- 7 → 8 → 1,800
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- Round to nearest 100
- Next digit: 8 → ≥ 5 → round up
- 0 → 1 → 4,100
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- Round to nearest 100
- Next digit: 5 → ≥ 5 → round up
- 7 → 8 → 1,800
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- Round to nearest 10
- Next digit: 6 → ≥ 5 → round up
- 1 → 2 → 4,620
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- Round to nearest 1,000
- Next digit: 2 → < 5 → round down
- Answer: 20,000
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- Round to nearest 1,000
- Next digit: 5 → ≥ 5 → round up
- 5 → 6 → 6,000
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- Round to nearest 100
- Next digit: 7 → ≥ 5 → round up
- 9 → 10 → carry over: 34 → 35 → 35,000
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- Round to nearest 1,000
- Next digit: 3 → < 5 → round down
- Answer: 5,000
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- Round to nearest 1,000
- Next digit: 1 → < 5 → round down
- Answer: 17,000
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- Round to nearest 100
- Next digit: 9 → ≥ 5 → round up
- 1 → 2 → 7,200
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- Round to nearest 10,000
- Next digit: 5 → ≥ 5 → round up
- 5 → 6 → 50,000
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- Round to nearest 100
- Next digit: 0 → < 5 → round down
- Answer: 5,900
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- Round to nearest 100
- Next digit: 8 → ≥ 5 → round up
- 8 → 9 → 15,900
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| # | Problem | Rounded |
|---|---------------|---------|
| 1 | 24,535 | 20,000 |
| 2 | 1,957 | 2,000 |
| 3 | 2,198 | 2,000 |
| 4 | 29,388 | 29,000 |
| 5 | 7,765 | 7,770 |
| 6 | 2,612 | 2,600 |
| 7 | 9,337 | 9,300 |
| 8 | 80,677 | 80,680 |
| 9 | 1,756 | 1,800 |
|10 | 4,082 | 4,100 |
|11 | 1,755 | 1,800 |
|12 | 4,616 | 4,620 |
|13 | 20,261 | 20,000 |
|14 | 5,579 | 6,000 |
|15 | 34,974 | 35,000 |
|16 | 5,332 | 5,000 |
|17 | 17,138 | 17,000 |
|18 | 7,191 | 7,200 |
|19 | 45,265 | 50,000 |
|20 | 5,904 | 5,900 |
|21 | 15,882 | 15,900 |
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✔ All problems solved! Let me know if you'd like this in printable format or explained further.
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🔹 Rounding Rule Reminder:
To round a number to a certain place value:
1. Look at the digit immediately to the right of the underlined digit.
2. If that digit is 5 or greater, round up (add 1 to the underlined digit).
3. If it's less than 5, round down (keep the underlined digit the same).
4. Replace all digits to the right with zeros (or remove if decimal).
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We'll go through each problem one by one:
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✔ 1. 24,535 → underlined digit: 2 (ten-thousands place)
- Round to nearest 10,000
- Next digit: 4 (thousands place) → less than 5 → round down
- Answer: 20,000
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✔ 2. 1,957 → underlined digit: 1 (thousands place)
- Round to nearest 1,000
- Next digit: 9 → ≥ 5 → round up
- 1 + 1 = 2 → 2,000
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✔ 3. 2,198 → underlined digit: 2 (thousands place)
- Round to nearest 1,000
- Next digit: 1 → < 5 → round down
- Answer: 2,000
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✔ 4. 29,388 → underlined digit: 9 (thousands place)
- Round to nearest 1,000
- Next digit: 3 → < 5 → round down
- But 9 → stays 9 → 29,000
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✔ 5. 7,765 → underlined digit: 6 (tens place)
- Round to nearest 10
- Next digit: 5 → ≥ 5 → round up
- 6 → 7 → 7,770
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✔ 6. 2,612 → underlined digit: 6 (hundreds place)
- Round to nearest 100
- Next digit: 1 → < 5 → round down
- Answer: 2,600
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✔ 7. 9,337 → underlined digit: 3 (hundreds place)
- Round to nearest 100
- Next digit: 3 → < 5 → round down
- Answer: 9,300
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✔ 8. 80,677 → underlined digit: 7 (tens place)
- Round to nearest 10
- Next digit: 7 → ≥ 5 → round up
- 7 → 8 → 80,680
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✔ 9. 1,756 → underlined digit: 7 (hundreds place)
- Round to nearest 100
- Next digit: 5 → ≥ 5 → round up
- 7 → 8 → 1,800
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✔ 10. 4,082 → underlined digit: 0 (hundreds place)
- Round to nearest 100
- Next digit: 8 → ≥ 5 → round up
- 0 → 1 → 4,100
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✔ 11. 1,755 → underlined digit: 7 (hundreds place)
- Round to nearest 100
- Next digit: 5 → ≥ 5 → round up
- 7 → 8 → 1,800
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✔ 12. 4,616 → underlined digit: 1 (tens place)
- Round to nearest 10
- Next digit: 6 → ≥ 5 → round up
- 1 → 2 → 4,620
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✔ 13. 20,261 → underlined digit: 0 (thousands place)
- Round to nearest 1,000
- Next digit: 2 → < 5 → round down
- Answer: 20,000
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✔ 14. 5,579 → underlined digit: 5 (thousands place)
- Round to nearest 1,000
- Next digit: 5 → ≥ 5 → round up
- 5 → 6 → 6,000
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✔ 15. 34,974 → underlined digit: 9 (hundreds place)
- Round to nearest 100
- Next digit: 7 → ≥ 5 → round up
- 9 → 10 → carry over: 34 → 35 → 35,000
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✔ 16. 5,332 → underlined digit: 5 (thousands place)
- Round to nearest 1,000
- Next digit: 3 → < 5 → round down
- Answer: 5,000
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✔ 17. 17,138 → underlined digit: 1 (thousands place)
- Round to nearest 1,000
- Next digit: 1 → < 5 → round down
- Answer: 17,000
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✔ 18. 7,191 → underlined digit: 1 (hundreds place)
- Round to nearest 100
- Next digit: 9 → ≥ 5 → round up
- 1 → 2 → 7,200
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✔ 19. 45,265 → underlined digit: 5 (ten-thousands place)
- Round to nearest 10,000
- Next digit: 5 → ≥ 5 → round up
- 5 → 6 → 50,000
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✔ 20. 5,904 → underlined digit: 9 (hundreds place)
- Round to nearest 100
- Next digit: 0 → < 5 → round down
- Answer: 5,900
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✔ 21. 15,882 → underlined digit: 8 (hundreds place)
- Round to nearest 100
- Next digit: 8 → ≥ 5 → round up
- 8 → 9 → 15,900
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✔ Final Answers:
| # | Problem | Rounded |
|---|---------------|---------|
| 1 | 24,535 | 20,000 |
| 2 | 1,957 | 2,000 |
| 3 | 2,198 | 2,000 |
| 4 | 29,388 | 29,000 |
| 5 | 7,765 | 7,770 |
| 6 | 2,612 | 2,600 |
| 7 | 9,337 | 9,300 |
| 8 | 80,677 | 80,680 |
| 9 | 1,756 | 1,800 |
|10 | 4,082 | 4,100 |
|11 | 1,755 | 1,800 |
|12 | 4,616 | 4,620 |
|13 | 20,261 | 20,000 |
|14 | 5,579 | 6,000 |
|15 | 34,974 | 35,000 |
|16 | 5,332 | 5,000 |
|17 | 17,138 | 17,000 |
|18 | 7,191 | 7,200 |
|19 | 45,265 | 50,000 |
|20 | 5,904 | 5,900 |
|21 | 15,882 | 15,900 |
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✔ All problems solved! Let me know if you'd like this in printable format or explained further.
Parent Tip: Review the logic above to help your child master the concept of 4th grade rounding worksheets.
