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Simplify 36:81
The simplified ratio of 36:81 is 4:9. Free ratio calculator with GCD breakdown.
4:9
GCD of 36 and 81 is 9. Simplified: 36/9 : 81/9 = 4:9
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 |
|---|---|
| 36 / 76 | 9:19 |
| 36 / 79 | 36:79 |
| 36 / 80 | 9:20 |
| 36 / 82 | 18:41 |
| 36 / 83 | 36:83 |
| 36 / 86 | 18:43 |
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.