-29.47% is the change from 319 to 225
Calculation steps:
[( 225 - 319 ) ÷ 319] x 100 = -29.47%
Formula
Percentage change = [(225 - 319) / 319] x 100
Subtract the new number by the original number
225 - 319 = -94
-94 ÷ 319 = -0.2946708463949843
-0.2946708463949843 x 100 = -29.47%