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Simplify 13:39
The simplified ratio of 13:39 is 1:3. Free ratio calculator with GCD breakdown.
1:3
GCD of 13 and 39 is 13. Simplified: 13/13 : 39/13 = 1:3
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 |
|---|---|
| 13 / 34 | 13:34 |
| 13 / 37 | 13:37 |
| 13 / 38 | 13:38 |
| 13 / 40 | 13:40 |
| 13 / 41 | 13:41 |
| 13 / 44 | 13:44 |
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.