Numbers up to 10000 Worksheet No.2 | Worksheets | Math Center - Free Printable

Problem Analysis:

The task involves identifying specific numbers and understanding place values for numbers up to 10,000. Let's solve each part step by step.

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1. The smallest one-digit number

- One-digit numbers range from 0 to 9.
- The smallest one-digit number is 0.

Answer: 0

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2. The largest one-digit number

- One-digit numbers range from 0 to 9.
- The largest one-digit number is 9.

Answer: 9

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3. The smallest two-digit number

- Two-digit numbers range from 10 to 99.
- The smallest two-digit number is 10.

Answer: 10

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4. The largest two-digit number

- Two-digit numbers range from 10 to 99.
- The largest two-digit number is 99.

Answer: 99

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5. The smallest three-digit number

- Three-digit numbers range from 100 to 999.
- The smallest three-digit number is 100.

Answer: 100

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6. The largest three-digit number

- Three-digit numbers range from 100 to 999.
- The largest three-digit number is 999.

Answer: 999

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7. The smallest four-digit number

- Four-digit numbers range from 1000 to 9999.
- The smallest four-digit number is 1000.

Answer: 1000

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8. The largest four-digit number

- Four-digit numbers range from 1000 to 9999.
- The largest four-digit number is 9999.

Answer: 9999

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9. A number with 23 hundreds

- A "hundred" represents the digit in the hundreds place.
- To form a number with 23 hundreds, we write 23 in the hundreds place and add zeros for the tens and ones places.
- This gives us: 2300.

Answer: 2300

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10. A number with 230 tens

- A "ten" represents the digit in the tens place.
- To form a number with 230 tens, we multiply 230 by 10 (since each ten is worth 10).
- \( 230 \times 10 = 2300 \).

Answer: 2300

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11. A number with 2300 ones

- A "one" represents the digit in the ones place.
- To form a number with 2300 ones, we simply write 2300 as it is.
- This gives us: 2300.

Answer: 2300

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12. How many ones in 9999?

- In the number 9999, the digit in the ones place is 9.
- Therefore, there are 9 ones in 9999.

Answer: 9

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13. How many tens in 9999?

- To find the number of tens in 9999, we divide 9999 by 10.
- \( 9999 \div 10 = 999.9 \).
- Since we are counting whole tens, we take the integer part: 999 tens.

Answer: 999

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14. How many hundreds in 9999?

- To find the number of hundreds in 9999, we divide 9999 by 100.
- \( 9999 \div 100 = 99.99 \).
- Since we are counting whole hundreds, we take the integer part: 99 hundreds.

Answer: 99

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15. How many thousands in 9999?

- To find the number of thousands in 9999, we divide 9999 by 1000.
- \( 9999 \div 1000 = 9.999 \).
- Since we are counting whole thousands, we take the integer part: 9 thousands.

Answer: 9

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Final Answers:

1. Smallest one-digit number: 0
2. Largest one-digit number: 9
3. Smallest two-digit number: 10
4. Largest two-digit number: 99
5. Smallest three-digit number: 100
6. Largest three-digit number: 999
7. Smallest four-digit number: 1000
8. Largest four-digit number: 9999
9. Number with 23 hundreds: 2300
10. Number with 230 tens: 2300
11. Number with 2300 ones: 2300
12. Ones in 9999: 9
13. Tens in 9999: 999
14. Hundreds in 9999: 99
15. Thousands in 9999: 9

Boxed Final Answer:
\[
\boxed{
\begin{aligned}
&1. \, 0 \\
&2. \, 9 \\
&3. \, 10 \\
&4. \, 99 \\
&5. \, 100 \\
&6. \, 999 \\
&7. \, 1000 \\
&8. \, 9999 \\
&9. \, 2300 \\
&10. \, 2300 \\
&11. \, 2300 \\
&12. \, 9 \\
&13. \, 999 \\
&14. \, 99 \\
&15. \, 9
\end{aligned}
}
\]