Tell us what’s happening:
It says that the sum should equal 8 but I’m not so sure what I should do.
**Your code so far**
// Example
var sum = 0;
function addThree() {
sum = sum + 3;
}
function addFive() {
sum += 5;
}
**Your browser information:**
User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36
Challenge: Understanding Undefined Value returned from a Function
Link to the challenge: