-33.86% is the change from 319 to 211
Calculation steps:
[( 211 - 319 ) ÷ 319] x 100 = -33.86%
Formula
Percentage change = [(211 - 319) / 319] x 100
Subtract the new number by the original number
211 - 319 = -108
-108 ÷ 319 = -0.3385579937304075
-0.3385579937304075 x 100 = -33.86%