-53.45% is the change from 174 to 81
Calculation steps:
[( 81 - 174 ) ÷ 174] x 100 = -53.45%
Formula
Percentage change = [(81 - 174) / 174] x 100
Subtract the new number by the original number
81 - 174 = -93
-93 ÷ 174 = -0.5344827586206896
-0.5344827586206896 x 100 = -53.45%