How to come up with an enthusiastic amortization agenda during the prosper? Find the month-to-month interest fee – use the interest and you will separate by the 12 to get the monthly rate of interest, then multiply the total loan amount from the monthly focus to obtain the attention fee for the month. Get the monthly dominant commission – subtract the monthly interest payment from the complete payment to have the dominant percentage. Kept balance – subtract brand new month-to-month