📐 Angle
gradians to degrees Converter
Convert gradians to degrees instantly. Includes a reference table and formula.
Quick answer: To convert gradians to degrees, multiply by 0.9. For example, 1 gradians = 0.9 degrees. Use the calculator below for any value.
gradians to degrees
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Common conversions
| gradians | degrees |
|---|
Formula:
How to convert gradians to degrees
1
Enter your value
Type the number of gradians you want to convert into the left box. The result in degrees appears instantly in the right box. You can also type into the right box to convert in the other direction.
2
Use the swap button
Click the ⇄ Swap button to reverse the conversion — degrees to gradians. Your current value carries across so you don't have to re-enter anything.
3
About gradians and degrees
gradians and degrees are both angle. Use this converter to switch between them instantly.
💡 Did you know?
400 gradians = 360°. 100 gradians = 90° (right angle). The gradian system makes right-angle arithmetic clean: 100.0000 gon vs 90°. French engineering and surveying still uses gradians widely — the SI doesn't mandate degrees.
📊 Common conversions at a glance
| gradians | degrees |
|---|---|
| 25 | 22.5 |
| 50 | 45 |
| 100 | 90 |
| 150 | 135 |
| 200 | 180 |
| 250 | 225 |
Reviewed for 2026. gradians ↔ degrees conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.