-7.53% is the change from 624 to 577
Calculation steps:
[( 577 - 624 ) ÷ 624] x 100 = -7.53%
Formula
Percentage change = [(577 - 624) / 624] x 100
Subtract the new number by the original number
577 - 624 = -47
-47 ÷ 624 = -0.07532051282051282
-0.07532051282051282 x 100 = -7.53%