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Simplify 80:18
The simplified ratio of 80:18 is 40:9. Free ratio calculator with GCD breakdown.
40:9
GCD of 80 and 18 is 2. Simplified: 80/2 : 18/2 = 40:9
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 |
|---|---|
| 80 / 13 | 80:13 |
| 80 / 16 | 5:1 |
| 80 / 17 | 80:17 |
| 80 / 19 | 80:19 |
| 80 / 20 | 4:1 |
| 80 / 23 | 80:23 |
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.