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Simplify 28:40
The simplified ratio of 28:40 is 7:10. Free ratio calculator with GCD breakdown.
7:10
GCD of 28 and 40 is 4. Simplified: 28/4 : 40/4 = 7:10
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 |
|---|---|
| 28 / 35 | 4:5 |
| 28 / 38 | 14:19 |
| 28 / 39 | 28:39 |
| 28 / 41 | 28:41 |
| 28 / 42 | 2:3 |
| 28 / 45 | 28:45 |
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.