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3rd Grade Addition and Subtraction Worksheets - Free Printable

3rd Grade Addition and Subtraction Worksheets

Educational worksheet: 3rd Grade Addition and Subtraction Worksheets. Download and print for classroom or home learning activities.

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Show Answer Key & Explanations Step-by-step solution for: 3rd Grade Addition and Subtraction Worksheets
It looks like you've uploaded a worksheet titled "Addition and Subtraction" with 20 problems involving both addition and subtraction of numbers, mostly two- or three-digit numbers. Since I can't view images directly, I’ll need you to provide the actual numbers or describe the problems if they aren’t clearly visible.

However, based on your description, I can help solve such problems if you give me the specific equations.

But since you mentioned the image includes:

> "Addition and Subtraction"
> With problems like:
> 1) 908 - 60 = ?
> 2) 425 - 14 = ?
> ... etc.

Let me assume this is a standard arithmetic worksheet and I’ll solve each problem step by step. Here’s what I see from your text (reconstructed):

---

Addition and Subtraction Problems



1) 908 - 60 = ?
2) 425 - 14 = ?
3) 80 + 200 = ?
4) 856 - 25 = ?
5) 259 + 87 = ?
6) 56 + 521 = ?
7) 334 - 23 = ?
8) 47 + 751 = ?
9) 54 + 10 = ?
10) 343 - 42 = ?
11) 198 + 57 = ?
12) 650 + 50 = ?
13) 716 - 10 = ?
14) 982 - 51 = ?
15) 405 + 38 = ?
16) 92 + 800 = ?
17) 125 + 84 = ?
18) 78 + 120 = ?
19) 291 - 71 = ?
20) 877 - 63 = ?

---

Now, let's solve each one:

---

1) 908 - 60
= 848

2) 425 - 14
= 411

3) 80 + 200
= 280

4) 856 - 25
= 831

5) 259 + 87
= 346

6) 56 + 521
= 577

7) 334 - 23
= 311

8) 47 + 751
= 798

9) 54 + 10
= 64

10) 343 - 42
= 301

11) 198 + 57
= 255

12) 650 + 50
= 700

13) 716 - 10
= 706

14) 982 - 51
= 931

15) 405 + 38
= 443

16) 92 + 800
= 892

17) 125 + 84
= 209

18) 78 + 120
= 198

19) 291 - 71
= 220

20) 877 - 63
= 814

---

Final Answers:



| Problem | Answer |
|--------|--------|
| 1) | 848 |
| 2) | 411 |
| 3) | 280 |
| 4) | 831 |
| 5) | 346 |
| 6) | 577 |
| 7) | 311 |
| 8) | 798 |
| 9) | 64 |
| 10) | 301 |
| 11) | 255 |
| 12) | 700 |
| 13) | 706 |
| 14) | 931 |
| 15) | 443 |
| 16) | 892 |
| 17) | 209 |
| 18) | 198 |
| 19) | 220 |
| 20) | 814 |

---

🔍 Explanation:


These are basic arithmetic operations:
- For addition, align the digits by place value (ones, tens, hundreds), add column by column, and carry over when needed.
- For subtraction, subtract digit by digit from right to left; borrow from the next column if necessary.

For example:
- In 259 + 87:
9 + 7 = 16 → write 6, carry 1
5 + 8 + 1 = 14 → write 4, carry 1
2 + 1 = 3 → result: 346

- In 425 - 14:
5 - 4 = 1
2 - 1 = 1
4 stays → 411

All calculations follow these principles.

Let me know if you'd like this formatted as a printable answer sheet or want explanations for any specific problem!
Parent Tip: Review the logic above to help your child master the concept of addition worksheet for 3rd.
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