Angle calculator
Gradians to Percent Grade Converter
Convert gradians (grad) to percent grade (grade) with the exact angle formula, worked examples, and a common-values table.
Exact conversion
Gradians to percent grade formula
grade = tan((grad in degrees) × π ÷ 180) × 100
1 grad equals 1.57092553 grade. 10 grad equals 15.838444 grade.
About these units
- grad
- Gradians, used in some surveying contexts.
- grade
- Percentage grade, often used for slopes and ramps.
Common grad to grade values
| grad | grade |
|---|---|
| 1 grad | 1.57092553 grade |
| 5 grad | 7.87017068 grade |
| 10 grad | 15.838444 grade |
| 25 grad | 41.4213562 grade |
| 50 grad | 100 grade |
Formula
Gradians to percent grade formula
grade = tan((grad in degrees) × π ÷ 180) × 100
1 grad equals 1.57092553 grade. 10 grad equals 15.838444 grade.
FAQs
How do I convert gradians to percent grade?+
Use this formula: grade = tan((grad in degrees) × π ÷ 180) × 100. Enter the grad value and the calculator applies the relationship immediately.
How many grade are in 1 grad?+
1 grad equals 1.57092553 grade.
What is 10 grad in grade?+
10 grad equals 15.838444 grade. The displayed result may be rounded, while the calculator keeps full precision internally.
Can I convert percent grade back to gradians?+
Yes. Use Swap in the converter to reverse the units and calculate grade to grad.
How does the Gradians to Percent Grade Converter calculate the result?+
It uses the Gradians to percent grade formula: grade = tan((grad in degrees) × π ÷ 180) × 100. 1 grad equals 1.57092553 grade. 10 grad equals 15.838444 grade.
What information do I need to use the Gradians to Percent Grade Converter?+
Convert gradians (grad) to percent grade (grade) with the exact angle formula, worked examples, and a common-values table.
Angle guide
How to use the Gradians to Percent Grade Converter
Convert gradians (grad) to percent grade (grade) with the exact angle formula, worked examples, and a common-values table. The page also explains the gradians to percent grade formula and shows a practical example: 1 grad equals 1.57092553 grade. 10 grad equals 15.838444 grade.
- 1
Enter your details
Enter the source value, then choose the units or values you want to convert.
- 2
Check the calculation
Review the result alongside the gradians to percent grade formula: grade = tan((grad in degrees) × π ÷ 180) × 100.
- 3
Compare scenarios
Change one or more inputs to see how they affect the gradians to Percent Grade Converter result before you use the estimate.
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