-59.18% is the change from 539 to 220
Calculation steps:
[( 220 - 539 ) ÷ 539] x 100 = -59.18%
Formula
Percentage change = [(220 - 539) / 539] x 100
Subtract the new number by the original number
220 - 539 = -319
-319 ÷ 539 = -0.5918367346938775
-0.5918367346938775 x 100 = -59.18%