The sum of the given numbers is $1005.0$.

Do you want further details or have any questions?

Here are 5 related questions:

1. What would happen if we multiplied all these numbers instead of adding?
2. How does the sum change if you remove the smallest or largest number?
3. What is the average of these numbers?
4. How would the total be affected if you added 5 to each number?
5. What is the median of this list?

Tip: Always double-check your calculations by breaking them into smaller steps when dealing with large sets of numbers!