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Compound Interest Calculator with Variable Contributions

Initial Principal ($)

Annual Interest Rate (%)

Time Period (years)

Compounding Frequency

Regular Contribution Amount ($)

Contribution Frequency

FV = P(1 + r/n)^(nt) + PMT × [((1 + r/n)^(nt) - 1) / (r/n)]

Where:

• P = Principal amount

• r = Annual interest rate (decimal)

• n = Compounding frequency per year

• t = Time in years

• PMT = Regular contribution amount

Use this compound interest calculator with variable contributions to compute personal finance results from your inputs.

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