This fraction to ratio calculator instantly converts any fraction to its ratio equivalent. Choose whether the fraction represents part of a whole or a comparison.
Fraction to ratio calculator
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Fractions vs ratios
Fractions and ratios both compare quantities, but they work differently:
- Of a whole: 3/8 means 3 parts of 8 total, so the ratio is 3:5 (3 parts to 5 remaining parts)
- Comparing numbers: 3/8 directly becomes ratio 3:8
Using the calculator
Enter a fraction and select whether it represents part of a whole or a direct comparison. The ratio updates instantly. Use the mode button to switch to ratio-to-fraction conversion.
