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$1,000 invested at 3% for 30 years

Future value

$2,427

Interest earned

$1,427

Total growth

142.726%

Investing $1,000 at 3% compounded annually for 30 years grows to $2,427. That's $1,427 of compound interest earned on your original $1,000.

FV = $1,000 × (1 + 3%)^30

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