-63.14% is the change from 624 to 230
Calculation steps:
[( 230 - 624 ) ÷ 624] x 100 = -63.14%
Formula
Percentage change = [(230 - 624) / 624] x 100
Subtract the new number by the original number
230 - 624 = -394
-394 ÷ 624 = -0.6314102564102564
-0.6314102564102564 x 100 = -63.14%