The result of $1 + 1$ is $2$.

Would you like more details or have any questions?

1. What is the sum of 2 + 3?
2. How does addition work with negative numbers?
3. Can you solve $x + 5 = 10$?
4. How is addition used in algebraic expressions?
5. What happens when you add fractions?

Tip: Addition is one of the most basic operations in mathematics and follows simple rules, especially when working with integers and rational numbers.