Simplify the Ratio 100:75

The ratio 100:75 simplifies to 4:3.

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How to use this tool

Enter a and b in the fields above.
Results update instantly as you type — or click Calculate.
Read your simplified ratio and the full breakdown beneath it.

Reduce the ratio 100:75 to its simplest form — the result is 4:3.

Frequently asked questions

How do you simplify a ratio?: Find the GCD of a and b, then divide both by it. For example, 12:8 → GCD=4 → 3:2.