-88.75% is the change from 569 to 64
Calculation steps:
[( 64 - 569 ) ÷ 569] x 100 = -88.75%
Formula
Percentage change = [(64 - 569) / 569] x 100
Subtract the new number by the original number
64 - 569 = -505
-505 ÷ 569 = -0.8875219683655536
-0.8875219683655536 x 100 = -88.75%