$1 + 1 = 2$

Would you like more details or have any questions about this?

Here are 5 related questions to explore:

1. What is $2 + 2$?
2. What is $10 - 5$?
3. How do you solve $x + 3 = 7$?
4. What is $2 \times 3$?
5. What is the sum of the first five positive integers?

Tip: Adding zero to any number doesn’t change its value. For example, $5 + 0 = 5$.