Compound Interest Calculator

Compound Interest Calculator – CalMath

📈Use this free calculator to compute how your amount grows over time with compound interest. Just enter the starting amount, interest rate, time, and how often the interest is compounded.














📊 Results


📘 Formula:

A = P × (1 + r/n)nt
Where:
A = Final amount
P = Principal (starting) amount
r = Annual interest rate (decimal)
n = Number of times interest applied per year
t = Time (years)

🔍 Example:

Principal = 1,000
Rate = 5% annually
Time = 10 years
Compounded annually (n = 1)
Final Amount ≈ 1,628.89

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