-88.65% is the change from 564 to 64
Calculation steps:
[( 64 - 564 ) ÷ 564] x 100 = -88.65%
Formula
Percentage change = [(64 - 564) / 564] x 100
Subtract the new number by the original number
64 - 564 = -500
-500 ÷ 564 = -0.8865248226950354
-0.8865248226950354 x 100 = -88.65%