Ratio Calculator

Calculate ratio with reusable inputs and a clear result. This free calculator runs locally, keeps inputs in page memory and does not send entered amounts to analytics.

🔒 100% private — files never leave your browser

First value

Second value

Result

Simplified ratio: 3:2
First ÷ second: 1.5

Values stay in this page memory. Copy the result before leaving or refreshing.

Formula

simplified ratio = first value ÷ GCD : second value ÷ GCD

Worked example

12:8 simplifies to 3:2.

How to interpret the result

Calculate ratio with reusable inputs and a clear result. This free calculator runs locally, keeps inputs in page memory and does not send entered amounts to analytics.

How to use the Ratio Calculator

1 Enter the values for the calculation.
2 Review the formula and worked example below the form.
3 Copy the result before leaving or refreshing.

Frequently asked questions

What is the ratio formula?

simplified ratio = first value ÷ GCD : second value ÷ GCD.

Are my entered amounts uploaded?

No. The calculation runs in your browser. New calculations do not write inputs into the address.

Is this financial, tax or medical advice?

No. This is a general arithmetic tool. Verify business decisions and local requirements with qualified sources.

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