Ratio Calculator
A / B ratio
What Is a Ratio Calculator?
A ratio calculator expresses the relationship between two quantities and converts it to a percentage. Used in finance, cooking, construction, and data analysis.
How to Calculate a Ratio
Formula: Ratio = A : B | Percentage = (A ÷ B) × 100
Example: A=3, B=5 → Ratio = 3:5 | Percentage = 60%
Common Uses
- Financial ratios (current ratio, debt-to-equity)
- Recipe scaling
- Map scale conversions
- Aspect ratios (16:9, 4:3)
- Statistical proportions
FAQ
How do I simplify a ratio?
Divide both numbers by their Greatest Common Divisor (GCD). 6:9 → 2:3 (divided by 3).
What does a ratio of 1:1 mean?
The two quantities are equal — 100% of each other.