1 rn - 1. The formula for compound interest is P 1 rn nt where P is the initial principal balance r is the interest rate n is the number of times interest is compounded per time period and t is the number of time periods. P209000 - 41800 167200.
Periodic Compound Interest Calculator.
1 rn NT - 1. The formula for compound interest is P 1 rn nt where P is the initial principal balance r is the interest rate n is the number of times interest is compounded per time period and t is the number of time periods. Home cost 209000 bank requires 20 down pymt and 3pts at closing. The formula is based on the assumption that interest earned is reinvested ie.