Grade 2 math worksheet for practicing place value by breaking numbers into tens and ones.

Problem Explanation:

This worksheet is designed for Grade 2 students to understand place value — specifically, how to break down two-digit numbers into tens and ones.

For any two-digit number:
- The left digit represents the number of tens.
- The right digit represents the number of ones.

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Example Given:

- Number: 30
- Tens: 3 (because 3 × 10 = 30)
- Ones: 0 (because there are no extra units)

So, 30 = 3 tens and 0 ones

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Now, let's solve each number step by step:

#### 1. 21
- Tens: 2
- Ones: 1
✔ 2 tens, 1 one

#### 2. 32
- Tens: 3
- Ones: 2
✔ 3 tens, 2 ones

#### 3. 18
- Tens: 1
- Ones: 8
✔ 1 ten, 8 ones

#### 4. 29
- Tens: 2
- Ones: 9
✔ 2 tens, 9 ones

#### 5. 34
- Tens: 3
- Ones: 4
✔ 3 tens, 4 ones

#### 6. 26
- Tens: 2
- Ones: 6
✔ 2 tens, 6 ones

#### 7. 33
- Tens: 3
- Ones: 3
✔ 3 tens, 3 ones

#### 8. 54
- Tens: 5
- Ones: 4
✔ 5 tens, 4 ones

#### 9. 10
- Tens: 1
- Ones: 0
✔ 1 ten, 0 ones

#### 10. 82
- Tens: 8
- Ones: 2
✔ 8 tens, 2 ones

#### 11. 36
- Tens: 3
- Ones: 6
✔ 3 tens, 6 ones

#### 12. 48
- Tens: 4
- Ones: 8
✔ 4 tens, 8 ones

#### 13. 64
- Tens: 6
- Ones: 4
✔ 6 tens, 4 ones

#### 14. 55
- Tens: 5
- Ones: 5
✔ 5 tens, 5 ones

#### 15. 78
- Tens: 7
- Ones: 8
✔ 7 tens, 8 ones

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✔ Final Answers:

| Number | Tens | Ones |
|--------|------|------|
| 21 | 2 | 1 |
| 32 | 3 | 2 |
| 18 | 1 | 8 |
| 29 | 2 | 9 |
| 34 | 3 | 4 |
| 26 | 2 | 6 |
| 33 | 3 | 3 |
| 54 | 5 | 4 |
| 10 | 1 | 0 |
| 82 | 8 | 2 |
| 36 | 3 | 6 |
| 48 | 4 | 8 |
| 64 | 6 | 4 |
| 55 | 5 | 5 |
| 78 | 7 | 8 |

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🎯 Key Concept Recap:

In a two-digit number:
- The first digit (left) = number of tens
- The second digit (right) = number of ones

This helps build foundational understanding for addition, subtraction, and larger numbers in math.

Let me know if you'd like this turned into a printable answer sheet!