-70.81% is the change from 185 to 54
Calculation steps:
[( 54 - 185 ) ÷ 185] x 100 = -70.81%
Formula
Percentage change = [(54 - 185) / 185] x 100
Subtract the new number by the original number
54 - 185 = -131
-131 ÷ 185 = -0.7081081081081081
-0.7081081081081081 x 100 = -70.81%