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Simplify 30:28
The simplified ratio of 30:28 is 15:14. Free ratio calculator with GCD breakdown.
15:14
GCD of 30 and 28 is 2. Simplified: 30/2 : 28/2 = 15:14
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 |
|---|---|
| 30 / 23 | 30:23 |
| 30 / 26 | 15:13 |
| 30 / 27 | 10:9 |
| 30 / 29 | 30:29 |
| 30 / 30 | 1:1 |
| 30 / 33 | 10:11 |
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.