Sum of two numbers with prompt

Question

I\'ve been trying to solve this problem for the last couple days: when I subtract, multiply or divide 2 numbers input through a prompt, everything works fine; but when I wan

Answer 1

When you enter var a and var b, the variables are probably set strings(characters) and not as integers.

So, when you use a + b, your'e putting those characters together.

For ensuring that the value you enter saves as an integer, you can you use the

parseInt()

For example: var a = parseInt( prompt("Enter first number") );