-83.15% is the change from 979 to 165
Calculation steps:
[( 165 - 979 ) ÷ 979] x 100 = -83.15%
Formula
Percentage change = [(165 - 979) / 979] x 100
Subtract the new number by the original number
165 - 979 = -814
-814 ÷ 979 = -0.8314606741573034
-0.8314606741573034 x 100 = -83.15%