# Mortgage Calculators

## What is a Mortgage Calculator?

A mortgage calculator is a tool that helps potential home buyers determine how much they can afford to borrow for a home loan. It considers factors such as the home's purchase price, the down payment, the interest rate, and the loan term. By inputting these values, the calculator can estimate the monthly mortgage payment and the total cost of the loan over its lifetime.

## How to Use a Mortgage Calculator

To use a mortgage calculator, you must input several pieces of information. The following are the most commonly used inputs:

M = P * (r * (1 + r)^n) / ((1 + r)^n - 1)

Where:
M = Monthly mortgage payment
P = Principal loan amount
r = Monthly interest rate (annual interest rate divided by 12)
n = Number of payments (months

Purchase price: The amount of the home you plan to buy.

Down payment: The amount of money you plan to put down as a deposit on the house.

Interest rate: The annual interest rate for the loan.

Loan term: The length of the loan, usually in years.

Once you have entered these values, the calculator will automatically calculate the estimated monthly mortgage payment and the total cost of the loan.

Factors that Impact the Mortgage Payment

Several factors can impact the amount of the monthly mortgage payment. Some of the most critical include:

The interest rate: A higher interest rate will result in a higher monthly payment.

The loan term: A longer loan term will result in lower monthly payments but a higher total cost of the loan.

The down payment: A larger down payment will result in a more down monthly payment.

Remember that these are estimates and that actual payments may vary based on your credit score and debt-to-income ratio. It's always a good idea to speak with a mortgage lender to get a more accurate estimate and understand the loan terms.