כיצד לחשב את Compound
learn.whatIsHeading
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.
מדריך שלב אחר שלב
- 1A = P(1 + r/n)^(nt) for periodic compounding
- 2A = Pe^(rt) for continuous compounding
- 3Rule of 72: years to double ≈ 72 ÷ annual rate %
Worked Examples
קלט
$1,000 at 5%, 10 yrs (annual)
תוצאה
$1,628.89
Interest: $628.89
קלט
$1,000 at 5%, 10 yrs (monthly)
תוצאה
$1,647.01
$18 more from monthly compounding