1 degree is 1/360 of a full turn
It is one whole turn.
Since a full turn is 360°, 1° would be equal to 1/360 of a full turn.
It is degrees that are fraction
1 full turn
It is 4/1.
It is a measure of a part of a full turn.
360 degrees is a full turn and as an improper fraction it is 360/1 degrees