-7.69% is the change from 676 to 624
Calculation steps:
[( 624 - 676 ) ÷ 676] x 100 = -7.69%
Formula
Percentage change = [(624 - 676) / 676] x 100
Subtract the new number by the original number
624 - 676 = -52
-52 ÷ 676 = -0.07692307692307693
-0.07692307692307693 x 100 = -7.69%