-54.01% is the change from 624 to 287
Calculation steps:
[( 287 - 624 ) ÷ 624] x 100 = -54.01%
Formula
Percentage change = [(287 - 624) / 624] x 100
Subtract the new number by the original number
287 - 624 = -337
-337 ÷ 624 = -0.5400641025641025
-0.5400641025641025 x 100 = -54.01%