To calculate the monthly payment with **PMT**, you must provide an interest rate, the number of periods, and a present value, which is the loan amount. In the example shown, the PMT function is configured like this: rate = C5/12. nper = C6*12.

## Regarding this, how do I calculate 30 year mortgage in Excel?

Enter 180 for a 15-year mortgage or **360** for a 30-year loan. If your loan is for some other number of years, simply multiply that number by 12 and enter the result in cell B3. This converts your annual interest rate to a decimal figure by dividing it by 100, then breaks it down into a monthly rate by dividing it by 12.

## Besides, how do I calculate principal and interest on a mortgage in Excel?

## How do you use PMT in Excel?

## What is PMT Excel?

PMT, one of the financial functions, **calculates the payment for a loan based on constant payments and a constant interest rate**. Use the Excel Formula Coach to figure out a monthly loan payment. At the same time, you’ll learn how to use the PMT function in a formula.

## What is the formula for calculating mortgage payments?

**Multiply the number of years in your loan term by 12 (the number of months in a year)** to get the number of total payments for your loan. For example, a 30-year fixed mortgage would have 360 payments (30×12=360).

## What is the formula for calculating principal and interest?

The formula for calculating Principal amount would be **P = I / (RT)** where Interest is Interest Amount, R is Rate of Interest and T is Time Period.