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Simplify 215:18
The simplified ratio of 215:18 is 215:18. Free ratio calculator with GCD breakdown.
215:18
GCD of 215 and 18 is 1. Simplified: 215/1 : 18/1 = 215:18
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 |
|---|---|
| 215 / 13 | 215:13 |
| 215 / 16 | 215:16 |
| 215 / 17 | 215:17 |
| 215 / 19 | 215:19 |
| 215 / 20 | 43:4 |
| 215 / 23 | 215:23 |
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.