1 + 1 = 2

Would you like more details or have any questions?

Here are five questions you can ask next:

1. How do you solve quadratic equations?
2. What are the fundamental properties of logarithms?
3. Can you explain the Pythagorean theorem?
4. How do you find the derivative of a function?
5. What is the difference between permutations and combinations?

Tip: When adding numbers, ensure each digit is correctly aligned in columns to avoid mistakes.