-79.68% is the change from 566 to 115
Calculation steps:
[( 115 - 566 ) ÷ 566] x 100 = -79.68%
Formula
Percentage change = [(115 - 566) / 566] x 100
Subtract the new number by the original number
115 - 566 = -451
-451 ÷ 566 = -0.7968197879858657
-0.7968197879858657 x 100 = -79.68%