-49.22% is the change from 319 to 162
Calculation steps:
[( 162 - 319 ) ÷ 319] x 100 = -49.22%
Formula
Percentage change = [(162 - 319) / 319] x 100
Subtract the new number by the original number
162 - 319 = -157
-157 ÷ 319 = -0.49216300940438873
-0.49216300940438873 x 100 = -49.22%