Gradian to Degree

1 gon = 0.9 °

Value

From

Precision & format

Significant figures

Notation

1 gon equals

0.9°

All 8 units

Degree°
0.9
Radianrad
0.01570796327
Gradiangon
1
Arcminute′
54
Arcsecond″
3,240
Turnturn
full revolution
0.0025
Quadrantquad
right angle
0.01
Mil (NATO)mil
1/6400 turn
16

Gradian to Degree table

Common Gradian values converted to Degree
Gradian (gon)	Degree (°)
1	0.9
2	1.8
5	4.5
10	9
20	18
50	45
100	90
250	225
500	450
1,000	900

How the conversion works

Multiply the gradian figure by 0.9 to get degree. Every factor on this site is anchored to the SI base unit for angle, so the same number is used everywhere it appears.

Going the other way, 1 ° = 1.1111111 gon — see degree to gradian.

See all 8 angle units →