-97.06% is the change from 579 to 17
Calculation steps:
[( 17 - 579 ) ÷ 579] x 100 = -97.06%
Formula
Percentage change = [(17 - 579) / 579] x 100
Subtract the new number by the original number
17 - 579 = -562
-562 ÷ 579 = -0.9706390328151986
-0.9706390328151986 x 100 = -97.06%