The sum of the numbers is:

$39 + 52 + 49 + 46 + 60 + 64 + 40 = 350$

So, the total is 350.

Would you like more details or have any questions? Here are some related questions:

1. What is the average of these numbers?
2. How would the sum change if each number were increased by 10?
3. What is the sum of the squares of these numbers?
4. How does this sum compare to the sum of numbers in a different sequence?
5. What would be the sum if the numbers were all multiplied by 2?

Tip: When adding multiple numbers, it's often helpful to group them into pairs or use mental math strategies to simplify the process.