The answer to $2 + 2$ is $4$.

Would you like to dive into anything else, or have any questions about this?

Here are a few related questions:

1. What is the result of $5 + 3$?
2. How do addition and subtraction relate to each other in basic arithmetic?
3. What happens when you add negative numbers?
4. Can you solve $x + 3 = 7$?
5. What is the difference between addition and multiplication?

Tip: Addition is commutative, meaning the order of the numbers does not affect the sum (e.g., $2 + 3 = 3 + 2$).