Rounding Numbers worksheet with 20 exercises to round underlined digits, ideal for math practice.

Worksheet titled "Rounding Numbers" with instructions to round the underlined digit, featuring 20 math problems involving numbers with underlined digits for rounding practice, set against a colorful striped background with cartoon children at the bottom.

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Show Answer Key & Explanations Step-by-step solution for: Rounding Worksheets

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To round a number to the place of an underlined digit, follow these steps:
1. Look at the digit to the right of the underlined digit.
2. If that digit is 5 or greater, add 1 to the underlined digit (round up).
3. If that digit is 4 or less, keep the underlined digit the same (round down).
4. Change all digits to the right of the underlined digit to 0.

Here are the solutions for each problem:

1. 9,059: The digit to the right is 5. Round up. The 0 becomes 1.
Answer: 9,100

2. 2,198: The digit to the right is 8. Round up. The 9 becomes 10, so we carry over to the 1, making it 2.
Answer: 2,200

3. 1,407: The digit to the right is 4. Round down. Keep the 1.
Answer: 1,000

4. 9,020: The digit to the right is 2. Round down. Keep the 0.
Answer: 9,000

5. 93,040: The digit to the right is 3. Round down. Keep the 9.
Answer: 90,000

6. 85,512: The digit to the right is 1. Round down. Keep the 5.
Answer: 85,500

7. 9,103: The digit to the right is 1. Round down. Keep the 9.
Answer: 9,000

8. 143,017: The digit to the right is 4. Round down. Keep the 1.
Answer: 100,000

9. 21,572: The digit to the right is 5. Round up. The 1 becomes 2.
Answer: 22,000

10. 4,095: The digit to the right is 5. Round up. The 9 becomes 10, so we carry over to the 0, making it 1.
Answer: 4,100

11. 77,093: The digit to the right is 3. Round down. Keep the 9.
Answer: 77,090

12. 390,896: The digit to the right is 8. Round up. The 0 becomes 1.
Answer: 391,000

13. 459,546: The digit to the right is 5. Round up. The 4 becomes 5.
Answer: 500,000

14. 5,440: The digit to the right is 4. Round down. Keep the 4.
Answer: 5,400

15. 17,741: The digit to the right is 1. Round down. Keep the 4.
Answer: 17,740

16. 185,944: The digit to the right is 4. Round down. Keep the 4.
Answer: 185,940

17. 214,021: The digit to the right is 2. Round down. Keep the 0.
Answer: 214,000

18. 7,929: The digit to the right is 2. Round down. Keep the 9.
Answer: 7,900

19. 43,492: The digit to the right is 4. Round down. Keep the 3.
Answer: 43,000

20. 5,417: The digit to the right is 7. Round up. The 1 becomes 2.
Answer: 5,420

Final Answer:
1. 9,100
2. 2,200
3. 1,000
4. 9,000
5. 90,000
6. 85,500
7. 9,000
8. 100,000
9. 22,000
10. 4,100
11. 77,090
12. 391,000
13. 500,000
14. 5,400
15. 17,740
16. 185,940
17. 214,000
18. 7,900
19. 43,000
20. 5,420

Parent Tip: Review the logic above to help your child master the concept of rounding numbers worksheets.

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Rounding Numbers worksheet with 20 exercises to round underlined digits, ideal for math practice.

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