-90.55% is the change from 254 to 24
Calculation steps:
[( 24 - 254 ) ÷ 254] x 100 = -90.55%
Formula
Percentage change = [(24 - 254) / 254] x 100
Subtract the new number by the original number
24 - 254 = -230
-230 ÷ 254 = -0.905511811023622
-0.905511811023622 x 100 = -90.55%