-33.23% is the change from 319 to 213
Calculation steps:
[( 213 - 319 ) ÷ 319] x 100 = -33.23%
Formula
Percentage change = [(213 - 319) / 319] x 100
Subtract the new number by the original number
213 - 319 = -106
-106 ÷ 319 = -0.3322884012539185
-0.3322884012539185 x 100 = -33.23%