Learn how a retirement calculator works, what corpus you actually need, and how inflation and longevity affect your plan — with real examples at different life stages and a free calculator to find your number.
Learn how simple interest works, how it compares to compound interest, and when it's still used in loans and savings — with the formula, worked examples, and a free calculator.
Learn how income tax is calculated using progressive slabs, which deductions reduce your liability, and how to use a free tax calculator to find your exact tax amount before filing.
Learn how SIP returns are calculated, what your monthly investment actually grows to over time, and how to use a free SIP calculator to plan long-term wealth creation with real examples.
Learn the three core percentage calculations — find a percentage, calculate what percent one number is of another, and find percentage change — with real examples and a free calculator.
Learn how a loan planner builds your full amortisation schedule, shows the interest-to-principal split every month, and helps you plan prepayments to save money on any loan.
Learn how inflation erodes purchasing power over time, what inflation rate to use for financial planning, and how to use a free inflation calculator to set realistic savings and retirement goals.
Learn how fixed deposit interest is calculated, what affects your maturity amount, and how to use a free FD calculator to compare tenures and rates before you invest.
Learn how EMI is calculated, what affects your monthly loan payment, and how to use a free EMI calculator to plan home loans, car loans, and personal loans with real examples.
Learn how to calculate the number of days between two dates, add or subtract days from a date, and solve everyday date math problems instantly with a free date calculator.
Use the free date calculator on sadiqbd.com to find the difference between two dates or add and subtract days from any date — handles leap years, month lengths, and deadlines instantly.
Learn how compound interest works and use our free calculator to project your savings or investment growth with real numbers, worked examples, and practical tips.
