-82.29% is the change from 960 to 170
Calculation steps:
[( 170 - 960 ) ÷ 960] x 100 = -82.29%
Formula
Percentage change = [(170 - 960) / 960] x 100
Subtract the new number by the original number
170 - 960 = -790
-790 ÷ 960 = -0.8229166666666666
-0.8229166666666666 x 100 = -82.29%