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What is Interest Rate ? • The rate of amount paid by the borrowers to the lenders for the money borrowed.
You need to pay a certain amount as monthly payments with this interest rate for the amount you borrowed from the lender. • It is expressed in %
Interest Rate Calculation • Your inputs would be Initial Payment, Monthly Payment and Number of Years. • Initial Payment The amount borrowed from lender. • Monthly Payment The amount paid to the lender monthly till the term gets completed. • Number of Years The number of years you will pay the amount to the lender.
Interest Rate Formula • The formula used for the interest rate calculation is : • i ≈ [ ( 1 + ( P/A ) ) 1/q - 1 ] q - 1 • Where, • q = log[ 1 + (1/N) ] / log2 • N = n * 12 (here n = number of years) • P = Payment Amount • A = Initial Amount • N = Number of Payments
Interest Rate Calculation • Consider your initial payment is Rs. 30000, monthly payment is 500 and the number of years would be 6.
Apply all the values in the formula : • i ≈ [ ( 1 + ( P/A ) ) 1/q - 1 ] q - 1 • = 6.24 %
Find it more easier to calculate with an Interest Rate Calculator. • https://www.easycalculation.com/mortgage/interest-rate.php