-88.84% is the change from 977 to 109
Calculation steps:
[( 109 - 977 ) ÷ 977] x 100 = -88.84%
Formula
Percentage change = [(109 - 977) / 977] x 100
Subtract the new number by the original number
109 - 977 = -868
-868 ÷ 977 = -0.8884339815762539
-0.8884339815762539 x 100 = -88.84%