-13.14% is the change from 624 to 542
Calculation steps:
[( 542 - 624 ) ÷ 624] x 100 = -13.14%
Formula
Percentage change = [(542 - 624) / 624] x 100
Subtract the new number by the original number
542 - 624 = -82
-82 ÷ 624 = -0.13141025641025642
-0.13141025641025642 x 100 = -13.14%