-4.43% is the change from 542 to 518
Calculation steps:
[( 518 - 542 ) ÷ 542] x 100 = -4.43%
Formula
Percentage change = [(518 - 542) / 542] x 100
Subtract the new number by the original number
518 - 542 = -24
-24 ÷ 542 = -0.04428044280442804
-0.04428044280442804 x 100 = -4.43%