Question: what is the compound interest formula calculator?
Answer: Compound Interest Formulas and Calculations: The equation the calculator will use is: r = n[(A/P)1/nt - 1] and R = r*100. Interpretation: You will need to put $30,000 into a savings account that pays a rate of 3.8126% per year and compounds interest daily in order to get the same return as your investment account.