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Simplify 72:68
The simplified ratio of 72:68 is 18:17. Free ratio calculator with GCD breakdown.
18:17
GCD of 72 and 68 is 4. Simplified: 72/4 : 68/4 = 18:17
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 |
|---|---|
| 72 / 63 | 8:7 |
| 72 / 66 | 12:11 |
| 72 / 67 | 72:67 |
| 72 / 69 | 24:23 |
| 72 / 70 | 36:35 |
| 72 / 73 | 72:73 |
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.