-97.42% is the change from 542 to 14
Calculation steps:
[( 14 - 542 ) ÷ 542] x 100 = -97.42%
Formula
Percentage change = [(14 - 542) / 542] x 100
Subtract the new number by the original number
14 - 542 = -528
-528 ÷ 542 = -0.974169741697417
-0.974169741697417 x 100 = -97.42%