⚡
Simplify 45:15
The simplified ratio of 45:15 is 3:1. Free ratio calculator with GCD breakdown.
3:1
GCD of 45 and 15 is 15. Simplified: 45/15 : 15/15 = 3:1
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 |
|---|---|
| 45 / 10 | 9:2 |
| 45 / 13 | 45:13 |
| 45 / 14 | 45:14 |
| 45 / 16 | 45:16 |
| 45 / 17 | 45:17 |
| 45 / 20 | 9:4 |
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.