-86.72% is the change from 542 to 72
Calculation steps:
[( 72 - 542 ) ÷ 542] x 100 = -86.72%
Formula
Percentage change = [(72 - 542) / 542] x 100
Subtract the new number by the original number
72 - 542 = -470
-470 ÷ 542 = -0.8671586715867159
-0.8671586715867159 x 100 = -86.72%