-92.07% is the change from 542 to 43
Calculation steps:
[( 43 - 542 ) ÷ 542] x 100 = -92.07%
Formula
Percentage change = [(43 - 542) / 542] x 100
Subtract the new number by the original number
43 - 542 = -499
-499 ÷ 542 = -0.9206642066420664
-0.9206642066420664 x 100 = -92.07%