-82.84% is the change from 542 to 93
Calculation steps:
[( 93 - 542 ) ÷ 542] x 100 = -82.84%
Formula
Percentage change = [(93 - 542) / 542] x 100
Subtract the new number by the original number
93 - 542 = -449
-449 ÷ 542 = -0.8284132841328413
-0.8284132841328413 x 100 = -82.84%