-82.06% is the change from 959 to 172
Calculation steps:
[( 172 - 959 ) ÷ 959] x 100 = -82.06%
Formula
Percentage change = [(172 - 959) / 959] x 100
Subtract the new number by the original number
172 - 959 = -787
-787 ÷ 959 = -0.8206465067778936
-0.8206465067778936 x 100 = -82.06%