Someone please correct this

Answer 1

Please add-show your attempt/code or clarify your question so the community can help you more easily :)

Answer 2

You didn't create a variable named sum, so you can't display it at the last line. :)

Answer 3

X=170
Print(x)
Print(x-1)
Print("sum" - str (sum))

Answer 4

Sorry , i'm new in this field . Thankyou:-)