-88.05% is the change from 979 to 117
Calculation steps:
[( 117 - 979 ) ÷ 979] x 100 = -88.05%
Formula
Percentage change = [(117 - 979) / 979] x 100
Subtract the new number by the original number
117 - 979 = -862
-862 ÷ 979 = -0.8804902962206334
-0.8804902962206334 x 100 = -88.05%