The result of $2 + 1$ is 3.

Would you like to see related details or ask additional questions?

Here are 5 related questions to explore:

1. What is the result of $2 + 1 + 5$?
2. How can addition be applied to solve word problems?
3. What are some properties of addition (e.g., commutative, associative)?
4. Can you explain how to visualize addition on a number line?
5. How does addition work when using fractions or decimals?

Tip: Always double-check your arithmetic in larger problems to avoid simple errors!