-87.17% is the change from 569 to 73
Calculation steps:
[( 73 - 569 ) ÷ 569] x 100 = -87.17%
Formula
Percentage change = [(73 - 569) / 569] x 100
Subtract the new number by the original number
73 - 569 = -496
-496 ÷ 569 = -0.8717047451669596
-0.8717047451669596 x 100 = -87.17%