David Chen is a Certified Financial Analyst with over 10 years of experience in financial planning and investment analysis.
Use this simple loan calculator to calculate the annual interest rate based on the principal, future value, and loan term. Simply enter the values, and the tool will calculate the missing variable.
Simple Loan Calculator Annual Interest Rate
Simple Loan Calculator Formula
Interest Rate (R) = [(F / P)^(1/T) – 1] * 100
Formula Source: Investopedia
Variables
- P: Principal Loan Amount
- F: Future Value of the Loan
- T: Loan Term in years
- R: Annual Interest Rate
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What is Simple Loan Interest?
Simple loan interest is calculated based on the original principal amount of the loan. The annual interest rate is applied to this principal to determine how much will be added to the loan over time.
How to Calculate Simple Loan Interest (Example)
- Step 1: Enter the principal amount, future value, and loan term.
- Step 2: Click “Calculate” to determine the annual interest rate.
- Step 3: Review the calculation steps displayed below.
Frequently Asked Questions (FAQ)
How is the interest rate calculated? The interest rate is calculated using the formula: R = [(F / P)^(1/T) – 1] * 100.
What is the future value of a loan? The future value (F) is the total amount to be repaid, including interest, at the end of the loan term.
What does “loan term” mean? The loan term (T) is the number of years over which the loan is repaid.