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Simplify 65:40
The simplified ratio of 65:40 is 13:8. Free ratio calculator with GCD breakdown.
13:8
GCD of 65 and 40 is 5. Simplified: 65/5 : 40/5 = 13:8
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 / 35 | 13:7 |
| 65 / 38 | 65:38 |
| 65 / 39 | 5:3 |
| 65 / 41 | 65:41 |
| 65 / 42 | 65:42 |
| 65 / 45 | 13:9 |
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.