⚡
Simplify 3960:21
The simplified ratio of 3960:21 is 1320:7. Free ratio calculator with GCD breakdown.
1320:7
GCD of 3960 and 21 is 3. Simplified: 3960/3 : 21/3 = 1320:7
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 |
|---|---|
| 3960 / 16 | 495:2 |
| 3960 / 19 | 3960:19 |
| 3960 / 20 | 198:1 |
| 3960 / 22 | 180:1 |
| 3960 / 23 | 3960:23 |
| 3960 / 26 | 1980:13 |
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.