-51.33% is the change from 339 to 165
Calculation steps:
[( 165 - 339 ) ÷ 339] x 100 = -51.33%
Formula
Percentage change = [(165 - 339) / 339] x 100
Subtract the new number by the original number
165 - 339 = -174
-174 ÷ 339 = -0.5132743362831859
-0.5132743362831859 x 100 = -51.33%