Learn how to calculate your effective tax rate using Microsoft Excel, what income tax rates to apply to your earned income, and what tax percentage applies to each span.

Learn how to calculate the discount rate in Microsoft Excel, what the discount factor is, and how the discount rate and discount factor compare.

It’s the percentage of your taxable income you pay in taxes. To calculate your effective tax rate, find your total tax on your income tax return and divide it by your taxable income.

The discount rate is the interest rate used to calculate net present value (NPV). It represents the time value of money. NPV can help companies determine whether a proposed project may be profitable.

How to Calculate a Loan's Monthly Payment in Excel With Tax & PMI. Your monthly loan payment consists of more than just equity and interest payments. If you didn't put down at least 20 percent ...