-94.58% is the change from 424 to 23
Calculation steps:
[( 23 - 424 ) ÷ 424] x 100 = -94.58%
Formula
Percentage change = [(23 - 424) / 424] x 100
Subtract the new number by the original number
23 - 424 = -401
-401 ÷ 424 = -0.9457547169811321
-0.9457547169811321 x 100 = -94.58%