-5.74% is the change from 662 to 624
Calculation steps:
[( 624 - 662 ) ÷ 662] x 100 = -5.74%
Formula
Percentage change = [(624 - 662) / 662] x 100
Subtract the new number by the original number
624 - 662 = -38
-38 ÷ 662 = -0.05740181268882175
-0.05740181268882175 x 100 = -5.74%