-67.07% is the change from 164 to 54
Calculation steps:
[( 54 - 164 ) ÷ 164] x 100 = -67.07%
Formula
Percentage change = [(54 - 164) / 164] x 100
Subtract the new number by the original number
54 - 164 = -110
-110 ÷ 164 = -0.6707317073170732
-0.6707317073170732 x 100 = -67.07%