-99.2% is the change from 624 to 5
Calculation steps:
[( 5 - 624 ) ÷ 624] x 100 = -99.2%
Formula
Percentage change = [(5 - 624) / 624] x 100
Subtract the new number by the original number
5 - 624 = -619
-619 ÷ 624 = -0.9919871794871795
-0.9919871794871795 x 100 = -99.2%