30 Gradians to Degrees

30 grad = 27°

Calculation: ° = 30 grad × 0.9 = 27°

Gradian to Degree Converter

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Sig. Figures:

How wide is 30 grad?

30 gradian (27 degrees) is comparable to the pitch angle of a typical house roof.

What does 30 grad look like?

Illustration of a house with pitched roof
30 gradian (27 degrees) is comparable to the pitch angle of a typical house roof.

How to Convert Gradian to Degree

1 gradian = 0.9 degrees exact

Degree = Gradian × 0.9

Example: 30 grad × 0.9 = 27°

Reverse Conversion

To convert degrees back to gradians:

  • Remember, 1 degree equals 1.11111 gradians.
  • To convert 27° to grad, multiply 27 x 1.11111, resulting in 30 grad.

exact This conversion factor is exact by international definition.

30 grad is also equal to:

  • 0.47124 radian
  • 0.075 turn
About these units

Gradian: The gradian (grad) divides a right angle into 100 equal parts, making 400 gradians in a full circle.It is used in surveying, geodesy, cartography, and some engineering standards, especially in parts o...

Degree: The degree (°) is a non-SI unit of plane angle defined as 1/360 of a full rotation.It is accepted for use with the SI due to its long-standing practical importance in navigation, surveying, engineeri...

Frequently Asked Questions

How much is 30 gradians in degrees?

30 gradians equals 27 degrees. This is calculated by multiplying 30 by the conversion factor 0.9.

What does 30 gradians look like in degrees?

30 gradians (27 degrees) is less than half a right angle in the gradian system, used in surveying and civil engineering.

How do you calculate 30 gradians to degrees?

Multiply 30 by the conversion factor 0.9. The calculation is 30 × 0.9 = 27 degrees. This factor is defined by international measurement standards.

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30 gradians = 27 degrees
30 gradians = 27 degrees — conversion chart

For general conversions between gradians and degrees, see the gradians to degrees converter.

Also convert Gradians to:

Conversion factors verified against BIPM, ISO 80000-3 1 turn = 2π rad = 360° (exact, ISO 80000-3). Last reviewed: March 2026
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.