Simplify and generate equivalent ratios.. Ratio Simplifier is a free online tool from the ToolsRift Math Calculators collection. It runs entirely in your browser — nothing to install, no signup, and your data never leaves your device.
Enter the two parts of your ratio and the tool reduces it to lowest terms and lists equivalent ratios.
Both parts are divided by their greatest common divisor, so 8:12 reduces to 2:3.
Ratios that represent the same proportion, like 2:3, 4:6 and 6:9, found by scaling both parts equally.
It focuses on simplifying and scaling two-part ratios to their lowest terms.