The sum of $1 + 1$ is:

$1 + 1 = 2$

Would you like to know more details or have any questions?

Here are 5 questions related to basic arithmetic:

1. What is $2 + 3$?
2. Can you calculate $5 - 4$?
3. What is the result of $3 \times 2$?
4. How would you solve $6 \div 2$?
5. What is the sum of $10 + 15$?

Tip: When adding or subtracting small numbers, it can be helpful to think of them as groups or collections for a visual understanding.