Printable doubles addition worksheet for children, featuring simple math problems and cute cartoon characters.

This worksheet is focused on "Doubles" in addition — that is, adding a number to itself (e.g., 3 + 3). These are foundational math facts that help children build fluency in basic arithmetic.

Let’s solve each problem step by step:

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Left Column:

1. 1 + 1 = 2
One plus one equals two.

2. 2 + 2 = 4
Two plus two equals four.

3. 3 + 3 = 6
Three plus three equals six.

4. 4 + 4 = 8
Four plus four equals eight.

5. 5 + 5 = 10
Five plus five equals ten.

6. 6 + 6 = 12
Six plus six equals twelve.

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Right Column:

7. 7 + 7 = 14
Seven plus seven equals fourteen.

8. 8 + 8 = 16
Eight plus eight equals sixteen.

9. 9 + 9 = 18
Nine plus nine equals eighteen.

10. 10 + 10 = 20
Ten plus ten equals twenty.

11. 11 + 11 = 22
Eleven plus eleven equals twenty-two.

12. 12 + 12 = 24
Twelve plus twelve equals twenty-four.

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✔ Final Answers:

| Problem | Answer |
|-------------|--------|
| 1 + 1 | 2 |
| 2 + 2 | 4 |
| 3 + 3 | 6 |
| 4 + 4 | 8 |
| 5 + 5 | 10 |
| 6 + 6 | 12 |
| 7 + 7 | 14 |
| 8 + 8 | 16 |
| 9 + 9 | 18 |
| 10 + 10 | 20 |
| 11 + 11 | 22 |
| 12 + 12 | 24 |

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🎯 Explanation:

- "Doubles" are important because they form the basis for mental math.
- Once students memorize these, they can use them to solve more complex problems (e.g., 7 + 8 = (7 + 7) + 1 = 14 + 1 = 15).
- This kind of practice helps with number sense and quick recall.

Let me know if you'd like this turned into a printable or need visual aids!