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Simplify 180:80
The simplified ratio of 180:80 is 9:4. Free ratio calculator with GCD breakdown.
9:4
GCD of 180 and 80 is 20. Simplified: 180/20 : 80/20 = 9:4
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 |
|---|---|
| 180 / 75 | 12:5 |
| 180 / 78 | 30:13 |
| 180 / 79 | 180:79 |
| 180 / 81 | 20:9 |
| 180 / 82 | 90:41 |
| 180 / 85 | 36:17 |
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.