hello this a tutorial which helps you now what this actually do is , when you enter some numbers ie:1000 and click the button you will one thousand in the converted richtextbox so i am using a class here and i have 2 richtextbox and a button ok now lets make it add two rich textbox and a button now change button text to convert and add labels to make the program look good and now add a class and name it convert.vb add this codes inside the convert.vb
