It seems like your expression is incomplete. Could you clarify the operation after $3.6 + 8$? For instance, are you looking to:

1. Add them together?
2. Perform further operations on this sum?

Feel free to specify, and I can help you solve it accordingly!

Five Related Questions:

1. What is $3.6 + 8$?
2. How do you add decimals and whole numbers?
3. Can this sum be simplified to a fraction?
4. How would you handle this addition if there were multiple decimal places?
5. What other operations can you perform with decimals?

Tip: When adding decimals, always align the decimal points to ensure correct addition.