-8.78% is the change from 979 to 893
Calculation steps:
[( 893 - 979 ) ÷ 979] x 100 = -8.78%
Formula
Percentage change = [(893 - 979) / 979] x 100
Subtract the new number by the original number
893 - 979 = -86
-86 ÷ 979 = -0.08784473953013279
-0.08784473953013279 x 100 = -8.78%