-4.29% is the change from 652 to 624
Calculation steps:
[( 624 - 652 ) ÷ 652] x 100 = -4.29%
Formula
Percentage change = [(624 - 652) / 652] x 100
Subtract the new number by the original number
624 - 652 = -28
-28 ÷ 652 = -0.04294478527607362
-0.04294478527607362 x 100 = -4.29%