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Simplify 689:13
The simplified ratio of 689:13 is 53:1. Free ratio calculator with GCD breakdown.
53:1
GCD of 689 and 13 is 13. Simplified: 689/13 : 13/13 = 53:1
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 |
|---|---|
| 689 / 8 | 689:8 |
| 689 / 11 | 689:11 |
| 689 / 12 | 689:12 |
| 689 / 14 | 689:14 |
| 689 / 15 | 689:15 |
| 689 / 18 | 689:18 |
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.