Mortgage Payment Formula:
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Definition: This calculator computes the fixed monthly payment (M) for a mortgage loan based on principal amount, interest rate, and loan term.
Purpose: It helps homebuyers and homeowners understand their monthly mortgage obligations and compare different loan scenarios.
The calculator uses the formula:
Where:
Explanation: The formula calculates the fixed payment needed to fully amortize (pay off) the loan over the specified term.
Details: Accurate mortgage calculations help borrowers budget effectively, compare loan offers, and understand the long-term cost of home financing.
Tips: Enter the loan amount, annual interest rate (as percentage), and loan term in years. The calculator converts these to monthly values automatically.
Q1: Does this include property taxes and insurance?
A: No, this calculates only principal and interest. A full mortgage payment may include escrow for taxes and insurance.
Q2: How does the loan term affect payments?
A: Shorter terms mean higher monthly payments but less total interest paid over the life of the loan.
Q3: What's the difference between interest rate and APR?
A: The interest rate is used to calculate payments, while APR includes fees and reflects the total cost of borrowing.
Q4: Can I calculate payments for adjustable-rate mortgages?
A: This calculator is for fixed-rate mortgages only, as ARM payments can change over time.
Q5: How accurate is this calculator?
A: It provides precise calculations for fixed-rate loans, but actual lender quotes may vary slightly due to rounding or specific terms.