Compound Interest Calculator
Compound interest is the most powerful force in investing.
Step 1: The Compound Interest Formula Explained
A = P(1 + r/n)^(nt).
▼ Read moreP is your principal (starting amount).
Step 2: The Rule of 72
▼ Read moreAt 7% returns, your money doubles every 10. 3 years. At 10%, every 7.
Step 3: Monthly Contributions Change Everything
Step 4: Run Your Own Scenarios
▼ Read moreRun these three scenarios with your real numbers.
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