How many turns are in a gradian?

One gradian equals 0.0025 turns.

How do I convert gradians to turns by hand?

Multiply the number of gradians by 0.0025. For a rough check, 0.003 is close enough for most everyday use.

100 grad = 0.25 turn. Change the amount below, or read the formula and the reference table further down.

From

100 gradians equals

0.25turns

1 grad = 0.0025 turn

Gradians and turns both measure angle from the same zero, so a single multiplier does the job.

turn = grad × 0.0025

Values either side of 100 grad.

How many turns are in a gradian?: One gradian equals 0.0025 turns.
How do I convert gradians to turns by hand?: Multiply the number of gradians by 0.0025. For a rough check, 0.003 is close enough for most everyday use.
What is 100 gradians in turns?: 100 gradians is 0.25 turns.

Calcuit generates this page from a unit table, so the factors here match every other page on the site.