This should be super simple for someone who knows basic arithmetic, basic Javascript, and basic HTML form coding.
We’ve got a “maintenance calculator” in excel that calculates some car maintenance costs based on mileage, number of vehicles, and certain other factors. There are about 20 numbers entered into this spreadsheet, and about a half dozen in the results.
All of the formulas are already done and working in the Excel spreadsheet.
What we need is for the basic layout and functio…
