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Compound Interest Calculator

See the power of compounding — daily, monthly, quarterly, or yearly. Real formula: A = P(1 + r/n)^(nt)

Inputs

Final Amount
$0
A = P(1 + r/n)^(nt)
Principal
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Total Contrib.
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Interest Earned
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Doubling Time
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Effective Rate
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Growth Multiple
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Growth Over Time

Year-by-Year Breakdown

YearOpening BalanceContributionsInterest EarnedClosing Balance