Who can help me with this calculator?

Question

https://code.sololearn.com/Wr3rNjJc1TRo/?ref=app

Answer 1

Your problem is that it is thinking that both numbers are strings so that’s why it combines them into 2 numbers ex, 8+2 = 82. You need to convert them into a number so they will add together, ex: 8+2 = 10.

Answer 2

thanks a lot, I fixed it using parseInt.