Putting these variables into the compound interest formula would show. To calculate compound interest monthly simply set the compounding frequency setting on the calculator above to monthly Alternatively you can use the formula above and set n equal to 1 and t equal to 12 to find out how much money youll have if interest is compounded monthly for a year. Lets look at the quantities in the problem statement.
PV FV 1rn.
FV PV 1rn where FV is future value PV is present value r is the interest rate per period and n is the number of compounding periods. As per the formula 1 is added to the ROI and is raised to the power the number of years. The function takes two arguments ie principal and schedule. P is the principal the amount money borrowed or invested r is the interest rate per year or per annum n is the loan or investment duration in years.