-15.68% is the change from 542 to 457
Calculation steps:
[( 457 - 542 ) ÷ 542] x 100 = -15.68%
Formula
Percentage change = [(457 - 542) / 542] x 100
Subtract the new number by the original number
457 - 542 = -85
-85 ÷ 542 = -0.15682656826568267
-0.15682656826568267 x 100 = -15.68%