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$1,000 invested at 7% for 20 years

Future value

$3,870

Interest earned

$2,870

Total growth

286.968%

Investing $1,000 at 7% compounded annually for 20 years grows to $3,870. That's $2,870 of compound interest earned on your original $1,000.

FV = $1,000 × (1 + 7%)^20

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