-99.52% is the change from 627 to 3
Calculation steps:
[( 3 - 627 ) ÷ 627] x 100 = -99.52%
Formula
Percentage change = [(3 - 627) / 627] x 100
Subtract the new number by the original number
3 - 627 = -624
-624 ÷ 627 = -0.9952153110047847
-0.9952153110047847 x 100 = -99.52%