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Simplify 216:81
The simplified ratio of 216:81 is 8:3. Free ratio calculator with GCD breakdown.
8:3
GCD of 216 and 81 is 27. Simplified: 216/27 : 81/27 = 8:3
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 |
|---|---|
| 216 / 76 | 54:19 |
| 216 / 79 | 216:79 |
| 216 / 80 | 27:10 |
| 216 / 82 | 108:41 |
| 216 / 83 | 216:83 |
| 216 / 86 | 108:43 |
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.