-7.93% is the change from 542 to 499
Calculation steps:
[( 499 - 542 ) ÷ 542] x 100 = -7.93%
Formula
Percentage change = [(499 - 542) / 542] x 100
Subtract the new number by the original number
499 - 542 = -43
-43 ÷ 542 = -0.07933579335793357
-0.07933579335793357 x 100 = -7.93%