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Simplify 30:68
The simplified ratio of 30:68 is 15:34. Free ratio calculator with GCD breakdown.
15:34
GCD of 30 and 68 is 2. Simplified: 30/2 : 68/2 = 15:34
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 / 63 | 10:21 |
| 30 / 66 | 5:11 |
| 30 / 67 | 30:67 |
| 30 / 69 | 10:23 |
| 30 / 70 | 3:7 |
| 30 / 73 | 30:73 |
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.