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Simplify 105:15
The simplified ratio of 105:15 is 7:1. Free ratio calculator with GCD breakdown.
7:1
GCD of 105 and 15 is 15. Simplified: 105/15 : 15/15 = 7:1
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 |
|---|---|
| 105 / 10 | 21:2 |
| 105 / 13 | 105:13 |
| 105 / 14 | 15:2 |
| 105 / 16 | 105:16 |
| 105 / 17 | 105:17 |
| 105 / 20 | 21:4 |
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.