Guides & Explainers
Step-by-step guides on EMI, SIP, GST, income tax, and more — with formulas, examples, and free calculators.
How to Calculate Home Loan EMI Manually (Formula + Examples)
The exact formula all Indian banks use, step-by-step calculation, and a ₹50 lakh worked example showing how much you really pay.
How to Calculate SIP Returns: The CAGR Formula Explained
Understand how mutual fund SIP returns compound over time and what your monthly ₹5,000 investment could be worth in 20 years.
New vs Old Tax Regime: Which Saves More Tax in 2025-26?
A side-by-side comparison with worked examples for ₹8L, ₹12L, and ₹20L income levels. Includes the key deductions that tip the balance.
How GST is Calculated on Goods and Services in India
CGST, SGST, IGST — what each component means and how GST is applied on different types of transactions.
What is BMI and How is it Calculated?
The Body Mass Index formula, what the ranges mean, and why BMI has limitations as a measure of health.
Compound Interest Explained: Why Einstein Called It the Eighth Wonder
How compounding works, the rule of 72, and why the frequency of compounding matters more than most investors realise.