Ratio Simplifier

Simplify a ratio to the simplest whole-number form instantly and review the original ratio and divisor used.

Reduce ratios without doing the common-factor math by hand

Use this ratio simplifier when you need to reduce a ratio for recipes, scaling, worksheets, design values, or quick everyday number checks. The tool accepts integers and decimals, then returns the simplest whole-number ratio.

First value Second value

Enter two values to simplify the ratio instantly.

No result

Enter values to simplify a ratio.

The simplest ratio will appear here as soon as both inputs are valid.

This tool reduces the ratio to the smallest whole-number form.

Enter the first value of the ratio.
Enter the second value of the ratio.
Review the simplified ratio instantly in the result panel.
Check the supporting cards to compare the original ratio and divisor used.
Use Example to load a sample ratio or Clear to reset both inputs.

Simplify 12:18
What is the simplest form of 24:36?
How do you simplify the ratio 1.5:2.25?

This tool reduces a two-part ratio to the smallest whole-number form in one quick workflow. It works with integers and decimals, then shows the simplified ratio, original ratio, and divisor used.

A ratio simplifier is useful when you are comparing quantities, scaling recipes, reducing worksheet answers, checking proportions, or cleaning up measurements for presentation. Instead of finding common factors manually, you can enter the two values and get the simplest ratio instantly.

A ratio simplifier reduces two values into the smallest equivalent ratio such as 12:18 to 2:3. A percentage calculator answers percentage-based questions like percent of a value or percent change between two numbers. They are related, but they solve different math jobs.

Can this ratio simplifier handle decimals?

Yes. The tool scales decimal values to a common whole-number basis before simplifying, so ratios such as 1.5:2.25 can still reduce to a clean whole-number ratio.

What happens if one side of the ratio is 0?

A ratio with one zero value can still simplify, such as 0:5 becoming 0:1. The only invalid zero case is 0:0, because that does not produce a meaningful ratio.

Does the tool return the simplest whole-number ratio?

Yes. The result is reduced by the greatest common divisor after any needed decimal scaling, so the output is the simplest whole-number form.

Ratio Simplifier

Simplify a ratio instantly

Reduce ratios without doing the common-factor math by hand

Simplified ratio

How to use the ratio simplifier