-88.18% is the change from 609 to 72
Calculation steps:
[( 72 - 609 ) ÷ 609] x 100 = -88.18%
Formula
Percentage change = [(72 - 609) / 609] x 100
Subtract the new number by the original number
72 - 609 = -537
-537 ÷ 609 = -0.8817733990147784
-0.8817733990147784 x 100 = -88.18%