Convert Radian (rad) to Gradian (grad)
To convert Radian to Gradian, multiply the value by 63.661978. For example, 1 Radian = 63.661978 grad and 10 Radian = 636.619778 grad. Both Radian and Gradian are units of Angle. Enter any value above for an instant, accurate result.
One Radian equals 63.661978 grad.
Use the formula: grad = rad × 63.661978.