-97.06% is the change from 578 to 17
Calculation steps:
[( 17 - 578 ) ÷ 578] x 100 = -97.06%
Formula
Percentage change = [(17 - 578) / 578] x 100
Subtract the new number by the original number
17 - 578 = -561
-561 ÷ 578 = -0.9705882352941176
-0.9705882352941176 x 100 = -97.06%