-57.74% is the change from 168 to 71
Calculation steps:
[( 71 - 168 ) ÷ 168] x 100 = -57.74%
Formula
Percentage change = [(71 - 168) / 168] x 100
Subtract the new number by the original number
71 - 168 = -97
-97 ÷ 168 = -0.5773809523809523
-0.5773809523809523 x 100 = -57.74%