Is this calculator free to use?

Yes, completely free. No sign-up, no ads, no limit on calculations.

What operations does this calculator support?

Addition, subtraction, multiplication, division, percentage (%), sign toggle (±), and backspace. Results are shown in Indian number format (lakhs, crores).

Can I use my keyboard with this calculator?

Yes. Type digits and operators directly. Press Enter or = for the result, Escape to clear, and Backspace to delete the last digit.

Why does the calculator use Indian number formatting?

Results are formatted using the Indian comma system (e.g. 1,00,000 for one lakh) so numbers are immediately familiar to Indian users.

Free Basic Calculator

Add, subtract, multiply and divide — instant results, keyboard support, and a running history of your last 5 calculations.

Why Use It

Built for Everyday Maths

No app to install, no account to create. Open the page, start calculating.

Keyboard-Ready

Type numbers and operators directly from your keyboard. Press Enter for the result and Escape to clear — no mouse needed.

Indian Number Format

Results are displayed in the Indian comma system — 1,00,000 instead of 100,000 — so large numbers are immediately readable.

Calculation History

Your last 5 calculations are shown below the keypad for quick reference — no need to retype or remember previous results.

How It Works

Three Steps to an Answer

Enter a Number

Tap the digit buttons or type on your keyboard. The display updates in real time.

Choose an Operation

Press +, −, ×, or ÷. The current number is stored and the display waits for the next input.

Press = for the Result

Tap = or press Enter. The result appears instantly and is added to your history.

When to Use It

Everyday Situations

Split a shopping bill between friends

Calculate the discount on a sale price

Work out a tip at a restaurant

Check the change you should receive

Solve school or college arithmetic

Rough EMI or loan interest estimate

FAQ

Frequently Asked Questions

Yes, completely free. No sign-up, no email, no ads, and no limit on how many calculations you can run.

Yes. The calculator is mobile-first with large tap targets and works on any modern phone, tablet or desktop browser — no app download needed.

Addition (+), subtraction (−), multiplication (×), division (÷), percentage (%), sign toggle (±), and backspace to correct mistakes. Results are shown in Indian number format.

Yes. Type digits (0–9) and operators (+, −, *, /) directly from your keyboard. Press Enter or = for the result, Escape to clear everything, and Backspace to delete the last digit.

Results use the Indian comma system — 1,00,000 instead of 100,000 — so figures like one lakh or one crore are immediately familiar and readable for Indian users.

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