-0.48% is the change from 627 to 624
Calculation steps:
[( 624 - 627 ) ÷ 627] x 100 = -0.48%
Formula
Percentage change = [(624 - 627) / 627] x 100
Subtract the new number by the original number
624 - 627 = -3
-3 ÷ 627 = -0.004784688995215311
-0.004784688995215311 x 100 = -0.48%