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Simplify 65:15
The simplified ratio of 65:15 is 13:3. Free ratio calculator with GCD breakdown.
13:3
GCD of 65 and 15 is 5. Simplified: 65/5 : 15/5 = 13:3
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 |
|---|---|
| 65 / 10 | 13:2 |
| 65 / 13 | 5:1 |
| 65 / 14 | 65:14 |
| 65 / 16 | 65:16 |
| 65 / 17 | 65:17 |
| 65 / 20 | 13:4 |
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.