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Simplify 31:20
The simplified ratio of 31:20 is 31:20. Free ratio calculator with GCD breakdown.
31:20
GCD of 31 and 20 is 1. Simplified: 31/1 : 20/1 = 31:20
How This Was Calculated
Simplification: Divide both terms by their GCD.A:B = (A/GCD) : (B/GCD)
Solving proportions: A/B = C/D — cross-multiply to find the missing value.
Scaling: Multiply both terms by the scale factor.
Quick Reference Table
| Input | Result |
|---|---|
| 31 / 15 | 31:15 |
| 31 / 18 | 31:18 |
| 31 / 19 | 31:19 |
| 31 / 21 | 31:21 |
| 31 / 22 | 31:22 |
| 31 / 25 | 31:25 |
Frequently Asked Questions
What is a ratio?
A ratio compares two quantities by division.
How do I simplify a ratio?
Divide both numbers by their greatest common divisor (GCD).
Can ratios have decimal values?
Yes, but simplified ratios are typically expressed as whole numbers.