$1 + 1 = 2$

Would you like more details or have any questions? Here are five related questions to expand this concept:

1. What is the sum of $2 + 3$?
2. How would you calculate $5 + 7$?
3. What is the result of $10 + 10$?
4. How do you explain the concept of addition?
5. Can you solve $15 + 8$?

Tip: When adding two numbers, you are combining their values to get a total.