-98.22% is the change from 225 to 4
Calculation steps:
[( 4 - 225 ) ÷ 225] x 100 = -98.22%
Formula
Percentage change = [(4 - 225) / 225] x 100
Subtract the new number by the original number
4 - 225 = -221
-221 ÷ 225 = -0.9822222222222222
-0.9822222222222222 x 100 = -98.22%