-86.43% is the change from 575 to 78
Calculation steps:
[( 78 - 575 ) ÷ 575] x 100 = -86.43%
Formula
Percentage change = [(78 - 575) / 575] x 100
Subtract the new number by the original number
78 - 575 = -497
-497 ÷ 575 = -0.8643478260869565
-0.8643478260869565 x 100 = -86.43%