Here are some free addition worksheets for 2-digit numbers without regrouping and 3-digit numbers with regrouping:
2-Digit Addition Worksheets Without Regrouping
* [Addition Worksheet 1: 2-digit numbers without regrouping](https://www.math-drills.com/addition-2-digit-numbers-without-regrouping- worksheet-1.pdf)
* [Addition Worksheet 2: 2-digit numbers without regrouping](https://www.math-drills.com/addition-2-digit-numbers-without-regrouping- worksheet-2.pdf)
* [Addition Worksheet 3: 2-digit numbers without regrouping](https://www.math-drills.com/addition-2-digit-numbers-without-regrouping- worksheet-3.pdf)
* [Addition Worksheet 4: 2-digit numbers without regrouping](https://www.math-drills.com/addition-2-digit-numbers-without-regrouping- worksheet-4.pdf)
* [Addition Worksheet 5: 2-digit numbers without regrouping](https://www.math-drills.com/addition-2-digit-numbers-without-regrouping- worksheet-5.pdf)
3-Digit Addition Worksheets With Regrouping
* [Addition Worksheet 1: 3-digit numbers with regrouping](https://www.math-drills.com/addition-3-digit-numbers-with-regrouping- worksheet-1.pdf)
* [Addition Worksheet 2: 3-digit numbers with regrouping](https://www.math-drills.com/addition-3-digit-numbers-with-regrouping- worksheet-2.pdf)
* [Addition Worksheet 3: 3-digit numbers with regrouping](https://www.math-drills.com/addition-3-digit-numbers-with-regrouping- worksheet-3.pdf)
* [Addition Worksheet 4: 3-digit numbers with regrouping](https://www.math-drills.com/addition-3-digit-numbers-with-regrouping- worksheet-4.pdf)
* [Addition Worksheet 5: 3-digit numbers with regrouping](https://www.math-drills.com/addition-3-digit-numbers-with-regrouping- worksheet-5.pdf)
Please note that these worksheets are free to download and use for educational purposes only.
