-96.93% is the change from 424 to 13
Calculation steps:
[( 13 - 424 ) ÷ 424] x 100 = -96.93%
Formula
Percentage change = [(13 - 424) / 424] x 100
Subtract the new number by the original number
13 - 424 = -411
-411 ÷ 424 = -0.9693396226415094
-0.9693396226415094 x 100 = -96.93%