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Simplify 90:69
The simplified ratio of 90:69 is 30:23. Free ratio calculator with GCD breakdown.
30:23
GCD of 90 and 69 is 3. Simplified: 90/3 : 69/3 = 30:23
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 |
|---|---|
| 90 / 64 | 45:32 |
| 90 / 67 | 90:67 |
| 90 / 68 | 45:34 |
| 90 / 70 | 9:7 |
| 90 / 71 | 90:71 |
| 90 / 74 | 45:37 |
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.