-83.93% is the change from 168 to 27
Calculation steps:
[( 27 - 168 ) ÷ 168] x 100 = -83.93%
Formula
Percentage change = [(27 - 168) / 168] x 100
Subtract the new number by the original number
27 - 168 = -141
-141 ÷ 168 = -0.8392857142857143
-0.8392857142857143 x 100 = -83.93%