-28.6% is the change from 542 to 387
Calculation steps:
[( 387 - 542 ) ÷ 542] x 100 = -28.6%
Formula
Percentage change = [(387 - 542) / 542] x 100
Subtract the new number by the original number
387 - 542 = -155
-155 ÷ 542 = -0.2859778597785978
-0.2859778597785978 x 100 = -28.6%