Simple equation problem

Question

https://code.sololearn.com/cG47909qx6YN/?ref=app

I’m taking a high school tech class on computer programming and our teacher wants us to make a calculator that just adds 3 numbers but he won’t help us in anyway because he said we did it before even though we never did if anyone has the time to help thank you, the code below is what I tried doing so far at the least tell me what I did wrong and point broadly in the right direction

Answer 1

You lack the basics of c#. I recommend that you start with the first few chapter of sololearns c# course. Shouldn't be a problem after that.