The Calcylator Blog

Big ideas for
everyday numbers.

Practical guides, clear examples, and smarter ways to calculate.

Loans & EMI

How to calculate EMI: a simple guide

Understand how EMI works, learn the formula, and see a step-by-step example to calculate your monthly payments with ease.

Calcylator Editorial Team6 min read

Everyday

Learn different ways to calculate age, from exact years to days, with clear examples.

Calcylator Editorial Team4 min read

Finance

See the key differences, with real examples to help you understand how interest grows.

Calcylator Editorial Team5 min read

Finance7 min read
Personal Loan EMI Calculator: Fees, Rate and Tenure
Work out a personal loan EMI with the reducing-balance formula: ₹3,00,000 at 12% for 3 years is about ₹9,964 a month, before a processing fee raises the cost.
Finance7 min read
PPF Maturity Calculator: Why Deposit Dates Matter
PPF maturity calculator method with a ₹60,000-a-year example at an assumed 7% and a table showing how the date of each deposit changes the interest.
Math7 min read
Proportion Calculator: Solve a/b = c/d Step by Step
Solve direct and inverse proportion with cross-multiplication or the unitary method, using price, speed, map-scale and recipe examples.
Health6 min read
Protein Intake Calculator: Grams Per Day by Weight
Protein intake calculator guide: multiply body weight by a grams-per-kg factor, see a 62 kg example and a chart from 50 to 90 kg.
Math6 min read
Ratio Calculator: Simplify and Share in a Ratio
Simplify a ratio with the greatest common factor, share an amount in a ratio such as 2 : 3 : 5, and convert ratios to fractions and percentages.
Finance6 min read
Recurring Deposit Interest Calculator: RD Formula
Recurring deposit interest calculator formula with a ₹3,000-a-month example, a tenure table and the quarterly compounding method many banks use.

Explore our free calculators and apply these concepts to your own numbers.