# how to figure interest on a car loan

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• ### How is simple interest calculated on a car loan?

• The vast majority of car loans use simple interest. In order to calculate the amount of simple interest you will pay, you鈥檒l first have to calculate your monthly payment using this formula: M represents your monthly payment. This is what the formula will be calculating. P represents your principal.

• ### How do I calculate my monthly car loan payment?

• To calculate your monthly car loan payment by hand, divide the total loan and interest amount by the loan term (the number of months you have to repay the loan). For example, the total interest on a \$30,000, 60-month loan at 4% would be \$3,150.

• ### How do you calculate total interest paid on a loan?

• Calculate your total interest paid. This is done by subtracting your principal from the total value of your payments. To get your total value of payments, multiply your number of payments, n, by the value of your monthly payment, m..

• ### Where does the interest go on a car loan?

• With most car loans, part of each payment goes toward the principal (the amount you borrow), and part goes toward interest. The interest you pay each month is based on the loan’s then-current balance. So, in the early days of the loan, when the balance is higher, you pay more interest.