-84.89% is the change from 225 to 34
Calculation steps:
[( 34 - 225 ) ÷ 225] x 100 = -84.89%
Formula
Percentage change = [(34 - 225) / 225] x 100
Subtract the new number by the original number
34 - 225 = -191
-191 ÷ 225 = -0.8488888888888889
-0.8488888888888889 x 100 = -84.89%