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Simplify 100:65
The simplified ratio of 100:65 is 20:13. Free ratio calculator with GCD breakdown.
20:13
GCD of 100 and 65 is 5. Simplified: 100/5 : 65/5 = 20:13
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 |
|---|---|
| 100 / 60 | 5:3 |
| 100 / 63 | 100:63 |
| 100 / 64 | 25:16 |
| 100 / 66 | 50:33 |
| 100 / 67 | 100:67 |
| 100 / 70 | 10:7 |
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.