Compound Interest Formula:
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The compound interest formula calculates the future value of an investment or loan where interest is added to the principal at regular intervals, allowing for interest-on-interest growth over time.
The calculator uses the compound interest formula:
Where:
Explanation: The formula accounts for the effect of compounding, where interest is earned on both the initial principal and the accumulated interest from previous periods.
Details: Understanding compound interest is crucial for financial planning, investment decisions, and comparing different savings account options from banks like Indian Overseas Bank and State Bank of India.
Tips: Enter principal amount in rupees, annual interest rate as a percentage, number of compounding periods per year, and time period in years. All values must be positive numbers.
Q1: What are typical interest rates for IOB and SBI savings accounts?
A: Interest rates vary but typically range from 2.5% to 4% per annum for regular savings accounts, with higher rates for special accounts.
Q2: How often do banks typically compound interest?
A: Most Indian banks compound interest quarterly (n=4), though some may compound monthly (n=12) or annually (n=1).
Q3: What's the difference between simple and compound interest?
A: Simple interest is calculated only on the principal amount, while compound interest is calculated on both principal and accumulated interest.
Q4: Are there any taxes on interest earned?
A: Yes, interest earned on savings accounts is taxable income under Indian tax laws, though there are certain exemptions and deductions available.
Q5: Can I use this calculator for fixed deposits as well?
A: Yes, the compound interest formula applies to fixed deposits, though you should check the specific compounding frequency offered by the bank.