-88.19% is the change from 254 to 30
Calculation steps:
[( 30 - 254 ) ÷ 254] x 100 = -88.19%
Formula
Percentage change = [(30 - 254) / 254] x 100
Subtract the new number by the original number
30 - 254 = -224
-224 ÷ 254 = -0.8818897637795275
-0.8818897637795275 x 100 = -88.19%