C# percentage is 0

Question

I have a problem when I try to solve simple equation. My equation is find the percentage of student marks. This is my code:

using System;
using System.Collection         


        

Answer 1

try this:

private void button1_Click(object sender, EventArgs e)
        {
            decimal oneee = 300;
            decimal two = 1000;
            decimal thee = 10;
            decimal aResult = (oneee / two) * 10;
            label1.Text = aResult.ToString("0.00");
        }