What's wrong with this code

Question

https://code.sololearn.com/c1b6LKSks28S/?ref=app this code gives an error in the console, can someone help me fix it (its now fixed)

Answer 1

What are you attempting to achive with the function? Are you trying to add two numbers?

Answer 2

https://code.sololearn.com/cBlywWDT1746/?ref=app

Answer 3

Do you want the result like this?

Answer 4

Yes

Answer 5

I think they are trying to assign the numbers to a and b and than return the result