-90.94% is the change from 254 to 23
Calculation steps:
[( 23 - 254 ) ÷ 254] x 100 = -90.94%
Formula
Percentage change = [(23 - 254) / 254] x 100
Subtract the new number by the original number
23 - 254 = -231
-231 ÷ 254 = -0.9094488188976378
-0.9094488188976378 x 100 = -90.94%