Math worksheet focusing on place value, where students write the value of underlined digits and underline the correct digit based on its value.
A colorful math worksheet titled "Underlined Digits" with exercises for identifying the value of underlined digits in numbers and underlining the correct digit based on its value, featuring illustrations of children and pencils.
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ID: #288350
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Show Answer Key & Explanations
Step-by-step solution for: Writing Place value of underlined digits and underlining digits of ...
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Show Answer Key & Explanations
Step-by-step solution for: Writing Place value of underlined digits and underlining digits of ...
Let's solve the problem step by step based on the image you provided. The worksheet has two parts:
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We are given numbers with one digit underlined, and we need to write the value of that digit (i.e., its place value).
#### Step-by-step:
In a number:
- The ones place is the rightmost digit.
- The tens place is the second from the right.
- The hundreds place is the third from the right.
So, for each number:
- Identify the position of the underlined digit.
- Multiply the digit by the place value (1, 10, or 100).
---
Let’s go through each:
1. 247 → underline on 2
→ 2 is in the hundreds place → value = 2 × 100 = 200
2. 156 → underline on 5
→ 5 is in the tens place → value = 5 × 10 = 50
3. 467 → underline on 7
→ 7 is in the ones place → value = 7 × 1 = 7
4. 678 → underline on 6
→ 6 is in the hundreds place → value = 6 × 100 = 600
5. 440 → underline on 4 (the first 4)
→ 4 is in the hundreds place → value = 4 × 100 = 400
6. 288 → underline on 8 (the tens place)
→ 8 is in the tens place → value = 8 × 10 = 80
7. 321 → underline on 3
→ 3 is in the hundreds place → value = 3 × 100 = 300
8. 302 → underline on 0
→ 0 is in the tens place → value = 0 × 10 = 0
9. 955 → underline on 5 (the tens place)
→ 5 is in the tens place → value = 5 × 10 = 50
10. 909 → underline on 0
→ 0 is in the tens place → value = 0 × 10 = 0
11. 558 → underline on 8
→ 8 is in the ones place → value = 8 × 1 = 8
12. 259 → underline on 5
→ 5 is in the tens place → value = 5 × 10 = 50
13. 670 → underline on 6
→ 6 is in the hundreds place → value = 6 × 100 = 600
14. 466 → underline on 6 (the middle one)
→ 6 is in the tens place → value = 6 × 10 = 60
15. 600 → underline on 6
→ 6 is in the hundreds place → value = 6 × 100 = 600
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| Number | Underlined Digit | Value |
|--------|------------------|-------|
| 247 | 2 | 200 |
| 156 | 5 | 50 |
| 467 | 7 | 7 |
| 678 | 6 | 600 |
| 440 | 4 | 400 |
| 288 | 8 | 80 |
| 321 | 3 | 300 |
| 302 | 0 | 0 |
| 955 | 5 | 50 |
| 909 | 0 | 0 |
| 558 | 8 | 8 |
| 259 | 5 | 50 |
| 670 | 6 | 600 |
| 466 | 6 | 60 |
| 600 | 6 | 600 |
---
Now, we’re told a value, and we must underline the digit in the number that matches that value.
For example:
- If the value is 300, we look for the digit 3 in the hundreds place.
Let’s go through each:
1. 345, value = 300 → digit 3 is in hundreds place → ✔️ underline 3
2. 244, value = 200 → digit 2 is in hundreds place → ✔️ underline 2
3. 980, value = 900 → digit 9 is in hundreds place → ✔️ underline 9
4. 111, value = 1 → only the ones place digit is 1, so underline the last 1
5. 777, value = 700 → digit 7 in hundreds place → ✔️ underline 7
6. 467, value = 60 → digit 6 in tens place → ✔️ underline 6
7. 700, value = 700 → digit 7 in hundreds place → ✔️ underline 7
8. 550, value = 0 → digit 0 is in ones place → ✔️ underline 0
9. 176, value = 100 → digit 1 in hundreds place → ✔️ underline 1
10. 981, value = 80 → digit 8 in tens place → ✔️ underline 8
11. 356, value = 300 → digit 3 in hundreds place → ✔️ underline 3
12. 987, value = 80 → digit 8 in tens place → ✔️ underline 8
13. 299, value = 9 → digit 9 in ones place → ✔️ underline the last 9
14. 147, value = 40 → digit 4 in tens place → ✔️ underline 4
15. 444, value = 400 → digit 4 in hundreds place → ✔️ underline 4
✔ All answers in this section are already correctly marked in red in the image.
---
#### Part 1 – Values of Underlined Digits:
```
247 → 200
156 → 50
467 → 7
678 → 600
440 → 400
288 → 80
321 → 300
302 → 0
955 → 50
909 → 0
558 → 8
259 → 50
670 → 600
466 → 60
600 → 600
```
#### Part 2 – Underline the correct digit:
All the red underlines in the image are correct.
---
Let me know if you'd like a printable version or explanation for any specific question!
---
Part 1: Write the value of the underlined digits
We are given numbers with one digit underlined, and we need to write the value of that digit (i.e., its place value).
#### Step-by-step:
In a number:
- The ones place is the rightmost digit.
- The tens place is the second from the right.
- The hundreds place is the third from the right.
So, for each number:
- Identify the position of the underlined digit.
- Multiply the digit by the place value (1, 10, or 100).
---
Let’s go through each:
1. 247 → underline on 2
→ 2 is in the hundreds place → value = 2 × 100 = 200
2. 156 → underline on 5
→ 5 is in the tens place → value = 5 × 10 = 50
3. 467 → underline on 7
→ 7 is in the ones place → value = 7 × 1 = 7
4. 678 → underline on 6
→ 6 is in the hundreds place → value = 6 × 100 = 600
5. 440 → underline on 4 (the first 4)
→ 4 is in the hundreds place → value = 4 × 100 = 400
6. 288 → underline on 8 (the tens place)
→ 8 is in the tens place → value = 8 × 10 = 80
7. 321 → underline on 3
→ 3 is in the hundreds place → value = 3 × 100 = 300
8. 302 → underline on 0
→ 0 is in the tens place → value = 0 × 10 = 0
9. 955 → underline on 5 (the tens place)
→ 5 is in the tens place → value = 5 × 10 = 50
10. 909 → underline on 0
→ 0 is in the tens place → value = 0 × 10 = 0
11. 558 → underline on 8
→ 8 is in the ones place → value = 8 × 1 = 8
12. 259 → underline on 5
→ 5 is in the tens place → value = 5 × 10 = 50
13. 670 → underline on 6
→ 6 is in the hundreds place → value = 6 × 100 = 600
14. 466 → underline on 6 (the middle one)
→ 6 is in the tens place → value = 6 × 10 = 60
15. 600 → underline on 6
→ 6 is in the hundreds place → value = 6 × 100 = 600
---
✔ Part 1 Answers:
| Number | Underlined Digit | Value |
|--------|------------------|-------|
| 247 | 2 | 200 |
| 156 | 5 | 50 |
| 467 | 7 | 7 |
| 678 | 6 | 600 |
| 440 | 4 | 400 |
| 288 | 8 | 80 |
| 321 | 3 | 300 |
| 302 | 0 | 0 |
| 955 | 5 | 50 |
| 909 | 0 | 0 |
| 558 | 8 | 8 |
| 259 | 5 | 50 |
| 670 | 6 | 600 |
| 466 | 6 | 60 |
| 600 | 6 | 600 |
---
Part 2: Underline the correct digit in each number given its value
Now, we’re told a value, and we must underline the digit in the number that matches that value.
For example:
- If the value is 300, we look for the digit 3 in the hundreds place.
Let’s go through each:
1. 345, value = 300 → digit 3 is in hundreds place → ✔️ underline 3
2. 244, value = 200 → digit 2 is in hundreds place → ✔️ underline 2
3. 980, value = 900 → digit 9 is in hundreds place → ✔️ underline 9
4. 111, value = 1 → only the ones place digit is 1, so underline the last 1
5. 777, value = 700 → digit 7 in hundreds place → ✔️ underline 7
6. 467, value = 60 → digit 6 in tens place → ✔️ underline 6
7. 700, value = 700 → digit 7 in hundreds place → ✔️ underline 7
8. 550, value = 0 → digit 0 is in ones place → ✔️ underline 0
9. 176, value = 100 → digit 1 in hundreds place → ✔️ underline 1
10. 981, value = 80 → digit 8 in tens place → ✔️ underline 8
11. 356, value = 300 → digit 3 in hundreds place → ✔️ underline 3
12. 987, value = 80 → digit 8 in tens place → ✔️ underline 8
13. 299, value = 9 → digit 9 in ones place → ✔️ underline the last 9
14. 147, value = 40 → digit 4 in tens place → ✔️ underline 4
15. 444, value = 400 → digit 4 in hundreds place → ✔️ underline 4
✔ All answers in this section are already correctly marked in red in the image.
---
✔ Final Answer Summary:
#### Part 1 – Values of Underlined Digits:
```
247 → 200
156 → 50
467 → 7
678 → 600
440 → 400
288 → 80
321 → 300
302 → 0
955 → 50
909 → 0
558 → 8
259 → 50
670 → 600
466 → 60
600 → 600
```
#### Part 2 – Underline the correct digit:
All the red underlines in the image are correct.
---
Let me know if you'd like a printable version or explanation for any specific question!
Parent Tip: Review the logic above to help your child master the concept of place value worksheet underlined.