-17.35% is the change from 513 to 424
Calculation steps:
[( 424 - 513 ) ÷ 513] x 100 = -17.35%
Formula
Percentage change = [(424 - 513) / 513] x 100
Subtract the new number by the original number
424 - 513 = -89
-89 ÷ 513 = -0.17348927875243664
-0.17348927875243664 x 100 = -17.35%