-66.07% is the change from 168 to 57
Calculation steps:
[( 57 - 168 ) ÷ 168] x 100 = -66.07%
Formula
Percentage change = [(57 - 168) / 168] x 100
Subtract the new number by the original number
57 - 168 = -111
-111 ÷ 168 = -0.6607142857142857
-0.6607142857142857 x 100 = -66.07%