-68.81% is the change from 981 to 306
Calculation steps:
[( 306 - 981 ) ÷ 981] x 100 = -68.81%
Formula
Percentage change = [(306 - 981) / 981] x 100
Subtract the new number by the original number
306 - 981 = -675
-675 ÷ 981 = -0.6880733944954128
-0.6880733944954128 x 100 = -68.81%