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Как да изчислим Compound

Какво е Compound?

Compound interest earns returns on both the initial principal and previously accumulated interest. This creates exponential growth. Simple interest, by contrast, only grows on the original principal.

Ръководство стъпка по стъпка

  1. 1A = P(1 + r/n)^(nt) for periodic compounding
  2. 2A = Pe^(rt) for continuous compounding
  3. 3Rule of 72: years to double ≈ 72 ÷ annual rate %

Worked Examples

Вход
$1,000 at 5%, 10 yrs (annual)
Резултат
$1,628.89
Interest: $628.89
Вход
$1,000 at 5%, 10 yrs (monthly)
Резултат
$1,647.01
$18 more from monthly compounding

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