Where r is in decimal form. The simple interest formula. Calculate Interest solve for I.
We need to calculate the amount of interest obtained by using monthly compounding interest.
We need to calculate the amount of interest obtained by using monthly compounding interest. 360 where i interest rate n to the power of n. In this equation Pmt is the monthly payment amounts r is the monthly interest rate and n is the number of months. Simple Interest Rate Principle Rate of Interest Time Period years 100.