-54.23% is the change from 319 to 146
Calculation steps:
[( 146 - 319 ) ÷ 319] x 100 = -54.23%
Formula
Percentage change = [(146 - 319) / 319] x 100
Subtract the new number by the original number
146 - 319 = -173
-173 ÷ 319 = -0.542319749216301
-0.542319749216301 x 100 = -54.23%