-85.14% is the change from 424 to 63
Calculation steps:
[( 63 - 424 ) ÷ 424] x 100 = -85.14%
Formula
Percentage change = [(63 - 424) / 424] x 100
Subtract the new number by the original number
63 - 424 = -361
-361 ÷ 424 = -0.8514150943396226
-0.8514150943396226 x 100 = -85.14%