Compound Interest Formula:
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Compound interest is the interest calculated on the initial principal and also on the accumulated interest of previous periods. It's often referred to as "interest on interest" and can significantly grow savings over time.
The calculator uses the compound interest formula:
Where:
Explanation: The formula calculates how much your investment will grow over time with compound interest, accounting for how frequently interest is compounded.
Details: Understanding compound interest is crucial for financial planning. It demonstrates how investments can grow exponentially over time, making it a powerful tool for long-term savings and retirement planning.
Tips: Enter the principal amount in PHP, annual interest rate as a percentage, number of compounding periods per year (e.g., 12 for monthly, 4 for quarterly), and time in years. All values must be positive numbers.
Q1: 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 the principal and accumulated interest.
Q2: How often do Philippine banks compound interest?
A: This varies by bank and account type, but common compounding frequencies include monthly, quarterly, and annually.
Q3: Are there taxes on interest earnings in the Philippines?
A: Yes, interest income from bank deposits is generally subject to a 20% final withholding tax in the Philippines.
Q4: What's a typical interest rate for savings in the Philippines?
A: Regular savings accounts typically offer 0.1%-0.5% annually, while time deposits can offer 1%-4% depending on the amount and term.
Q5: How can I maximize compound interest?
A: To maximize compound interest, start early, contribute regularly, choose accounts with higher interest rates, and allow your investments to grow without withdrawal.