-71.06% is the change from 539 to 156
Calculation steps:
[( 156 - 539 ) ÷ 539] x 100 = -71.06%
Formula
Percentage change = [(156 - 539) / 539] x 100
Subtract the new number by the original number
156 - 539 = -383
-383 ÷ 539 = -0.7105751391465677
-0.7105751391465677 x 100 = -71.06%