Absolutely! Let’s solve each subtraction problem using the number line method, just like the example at the top.
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📌 How to use a Number Line for Subtraction:
1. Start at the
first number (the minuend).
2. Move
left on the number line by the number of steps equal to the
second number (the subtrahend).
3. The number you land on is your answer.
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Let’s go one by one:
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##
✔ 1. `18 - 5 = ?`
- Start at
18.
- Jump
5 steps to the left: 17 → 16 → 15 → 14 → 13.
- You land on
13.
>
Answer: 13
---
##
✔ 2. `14 - 4 = ?`
*(This is the same as the example, but let’s do it again for practice.)*
- Start at
14.
- Jump
4 steps left: 13 → 12 → 11 → 10.
- You land on
10.
>
Answer: 10
---
##
✔ 3. `21 - 7 = ?`
- Start at
21.
- Jump
7 steps left: 20 → 19 → 18 → 17 → 16 → 15 → 14.
- You land on
14.
>
Answer: 14
---
##
✔ 4. `15 - 4 = ?`
- Start at
15.
- Jump
4 steps left: 14 → 13 → 12 → 11.
- You land on
11.
>
Answer: 11
---
##
✔ 5. `10 - 4 = ?`
- Start at
10.
- Jump
4 steps left: 9 → 8 → 7 → 6.
- You land on
6.
>
Answer: 6
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## 🎯 Final Answers:
| Problem | Answer |
|-------------|--------|
| 18 - 5 = |
13 |
| 14 - 4 = |
10 |
| 21 - 7 = |
14 |
| 15 - 4 = |
11 |
| 10 - 4 = |
6 |
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✔ You can also draw little arrows or hops on each number line to visualize the jumps — this helps reinforce the concept!
Let me know if you’d like to see how to draw the hops on the number lines too! 😊
Parent Tip: Review the logic above to help your child master the concept of subtraction number line worksheet.
