Rounding Whole Numbers and Decimals Mixed Practice Worksheet | PDF ... - Free Printable

Problem: Rounding Whole Numbers and Decimals Mixed Practice

The task involves rounding numbers to specific places as indicated. Let's solve each section step by step.

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Section A: Round the numbers to the nearest 10, 100, or 1000 as indicated.

#### Instructions:
- To the nearest 10: Look at the digit in the ones place. If it is 5 or greater, round up; otherwise, round down.
- To the nearest 100: Look at the digit in the tens place. If it is 5 or greater, round up; otherwise, round down.
- To the nearest 1000: Look at the digit in the hundreds place. If it is 5 or greater, round up; otherwise, round down.

#### Solutions:

1. 35 (to 10):
- Ones place is 5. Round up.
- Answer: 40

2. 14 (to 10):
- Ones place is 4. Round down.
- Answer: 10

3. 521 (to 10):
- Ones place is 1. Round down.
- Answer: 520

4. 4,108 (to 10):
- Ones place is 8. Round up.
- Answer: 4,110

5. 197 (to 10):
- Ones place is 7. Round up.
- Answer: 200

6. 715 (to 100):
- Tens place is 1. Round down.
- Answer: 700

7. 962 (to 100):
- Tens place is 6. Round up.
- Answer: 1,000

8. 1,841 (to 100):
- Tens place is 4. Round down.
- Answer: 1,800

9. 2,977 (to 1,000):
- Hundreds place is 9. Round up.
- Answer: 3,000

10. 18,814 (to 1,000):
- Hundreds place is 8. Round up.
- Answer: 19,000

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Section B: Round the numbers to the nearest whole number.

#### Instructions:
- Look at the digit in the tenths place. If it is 5 or greater, round up; otherwise, round down.

#### Solutions:

1. 0.6:
- Tenths place is 6. Round up.
- Answer: 1

2. 0.19:
- Tenths place is 1. Round down.
- Answer: 0

3. 1.7:
- Tenths place is 7. Round up.
- Answer: 2

4. 5.3:
- Tenths place is 3. Round down.
- Answer: 5

5. 4.81:
- Tenths place is 8. Round up.
- Answer: 5

6. 0.219:
- Tenths place is 2. Round down.
- Answer: 0

7. 18.086:
- Tenths place is 0. Round down.
- Answer: 18

8. 299.5:
- Tenths place is 5. Round up.
- Answer: 300

9. 783.444:
- Tenths place is 4. Round down.
- Answer: 783

10. 999.55123:
- Tenths place is 5. Round up.
- Answer: 1,000

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Section C: Round the numbers to the decimal place indicated.

#### Instructions:
- To the tenth: Look at the hundredths place. If it is 5 or greater, round up; otherwise, round down.
- To the hundredth: Look at the thousandths place. If it is 5 or greater, round up; otherwise, round down.
- To the thousandth: Look at the ten-thousandths place. If it is 5 or greater, round up; otherwise, round down.

#### Solutions:

1. 2.16 (tenth):
- Hundredths place is 6. Round up.
- Answer: 2.2

2. 5.08 (tenth):
- Hundredths place is 8. Round up.
- Answer: 5.1

3. 850.05 (tenth):
- Hundredths place is 5. Round up.
- Answer: 850.1

4. 3.4729 (tenth):
- Hundredths place is 7. Round up.
- Answer: 3.5

5. 6.9811 (tenth):
- Hundredths place is 8. Round up.
- Answer: 7.0

6. 7.418 (hundredth):
- Thousandths place is 8. Round up.
- Answer: 7.42

7. 11.164 (hundredth):
- Thousandths place is 4. Round down.
- Answer: 11.16

8. 0.85512 (hundredth):
- Thousandths place is 5. Round up.
- Answer: 0.86

9. 42.9966 (hundredth):
- Thousandths place is 6. Round up.
- Answer: 43.00

10. 4.12059 (thousandth):
- Ten-thousandths place is 5. Round up.
- Answer: 4.121

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Final Answers:

Section A:
1. 40
2. 10
3. 520
4. 4,110
5. 200
6. 700
7. 1,000
8. 1,800
9. 3,000
10. 19,000

Section B:
1. 1
2. 0
3. 2
4. 5
5. 5
6. 0
7. 18
8. 300
9. 783
10. 1,000

Section C:
1. 2.2
2. 5.1
3. 850.1
4. 3.5
5. 7.0
6. 7.42
7. 11.16
8. 0.86
9. 43.00
10. 4.121

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Boxed Final Answer:

\[
\boxed{
\begin{array}{ll}
\text{Section A:} & 40, 10, 520, 4,110, 200, 700, 1,000, 1,800, 3,000, 19,000 \\
\text{Section B:} & 1, 0, 2, 5, 5, 0, 18, 300, 783, 1,000 \\
\text{Section C:} & 2.2, 5.1, 850.1, 3.5, 7.0, 7.42, 11.16, 0.86, 43.00, 4.121 \\
\end{array}
}
\]