The formula for calculating your loan payment depends on whether ... you will multiply the amount you borrowed by your interest rate. This would show your annual interest costs.

Coupon payments from ... compound interest formula determines the amount of accumulated interest on the principal amount invested or borrowed. The principal amount, the annual interest rate ...

The formula for simple interest requires your initial principal balance, annual interest rate ... and amortized — or split into recurring payments — throughout the life of the loan.

The formula for calculating savings account interest uses the initial deposit, the annual interest rate and the years of growth. Compound interest earns the account holder more than simple ...