How to Enter an Excel Formula With Price Plus Tax. Microsoft Excel is a spreadsheet program. It is a useful tool to quickly calculate values. By using formulas, users can calculate multiple values ...

For instance, a user can define a custom LAMBDA function to calculate sales tax, using the price and tax rate as inputs to return the total cost.

Adding a condition to a simple revenue sheet might spell trouble in Microsoft Excel, but don't worry--a simple conditional function can handle the request.

Reviewed by Charlene Rhinehart Fact checked by Vikki Velasquez Businesses depreciate long-term assets for both tax and accounting purposes. For tax purposes, businesses can deduct the cost of the ...