How to use this tool
Check the units, enter your values, and run the tool. Results follow the assumptions and method below.
Calculation method
Monthly payment
rate == 0 ? principal/months : principal*(rate/1200)/(1-(1+rate/1200)^(-months))Total interest
rate == 0 ? 0 : principal*(rate/1200)/(1-(1+rate/1200)^(-months))*months-principal