-81.92% is the change from 542 to 98
Calculation steps:
[( 98 - 542 ) ÷ 542] x 100 = -81.92%
Formula
Percentage change = [(98 - 542) / 542] x 100
Subtract the new number by the original number
98 - 542 = -444
-444 ÷ 542 = -0.8191881918819188
-0.8191881918819188 x 100 = -81.92%