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Simplify 30:60
The simplified ratio of 30:60 is 1:2. Free ratio calculator with GCD breakdown.
1:2
GCD of 30 and 60 is 30. Simplified: 30/30 : 60/30 = 1:2
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 / 55 | 6:11 |
| 30 / 58 | 15:29 |
| 30 / 59 | 30:59 |
| 30 / 61 | 30:61 |
| 30 / 62 | 15:31 |
| 30 / 65 | 6:13 |
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.