The power of compound interest

 The power of compound interest 


Compound interest is a powerful financial concept where you earn interest not only on the principal amount you invested but also on the interest that accumulates over time. This snowball effect allows your money to grow exponentially, especially over long periods.

The formula for compound interest is:

A = P(1 + r/n)^(nt)

Where:

A = the future value of the investment/loan, including interest

P = the principal amount (initial investment)

r = the annual interest rate (in decimal form)

n = the number of times the interest is compounded per year

t = the number of years the money is invested or borrowed

Why is it powerful?

1. Exponential Growth: The longer you let your investment grow, the faster it increases because interest keeps compounding on itself.

2. Time Factor: Starting early is key. Even small amounts invested early can grow significantly over decades.

3. Passive Growth: Your money works for you without requiring additional input.

Example:

If you invest Rs1,000 at an annual interest rate of 5%, compounded annually:

After 10 years: Rs1,628.89

After 20 years: Rs2,653.30

After 30 years: Rs4,321.94



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