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compound interest formula for r. A 5000 1331. Using the prior example the simple interest would be calculated as principal times rate times time.
The compound interest formula is A P1rn to the power of nt Compounding Interest Pros and Cons. When you raise a power to another power you multiply the exponents 2 ½ 1. R rate of return 10 compounded annually.
FV PV 1r n.
Present Value and Compound Discount The present value is defined as the principal P which if invested for the time t at a given interest rate r will amount to F on the date that F is due. Using the power key on your calculator gives the same answer as before. R Rate of interest per year. Using compound interest the amount earned would be 12683.