Math calculator
Ratio Calculator
Simplify ratios and compare two quantities with a clean reduced form.
Formula
Ratio simplification
Simplified ratio = A / gcd(A, B) : B / gcd(A, B)
The ratio 12:18 simplifies to 2:3.
FAQs
What is a ratio?+
A ratio compares two quantities by division.
Can decimals be used?+
This simple version works best with whole-number quantities.
How does the Ratio Calculator calculate the result?+
It uses the Ratio simplification: Simplified ratio = A / gcd(A, B) : B / gcd(A, B). The ratio 12:18 simplifies to 2:3.
What information do I need to use the Ratio Calculator?+
Simplify ratios and compare two quantities with a clean reduced form.
How accurate is the Ratio Calculator?+
Ratio Calculator applies the formula and assumptions shown on this page. Results may be rounded for readability, so verify changing rates, thresholds, medical guidance, or legal rules with the cited source or a qualified professional.
What should I check before using the Ratio Calculator result?+
Check that the units, dates, rates, and assumptions match your situation. Change one input at a time to understand which values have the largest effect on the result.
Math guide
How to use the Ratio Calculator
Simplify ratios and compare two quantities with a clean reduced form. The page also explains the ratio simplification and shows a practical example: The ratio 12:18 simplifies to 2:3.
- 1
Enter your details
Enter a clean reduced form, then complete any other fields shown in the calculator.
- 2
Check the calculation
Review the result alongside the ratio simplification: Simplified ratio = A / gcd(A, B) : B / gcd(A, B).
- 3
Compare scenarios
Change one or more inputs to see how they affect the ratio Calculator result before you use the estimate.
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