-91.27% is the change from 573 to 50
Calculation steps:
[( 50 - 573 ) ÷ 573] x 100 = -91.27%
Formula
Percentage change = [(50 - 573) / 573] x 100
Subtract the new number by the original number
50 - 573 = -523
-523 ÷ 573 = -0.912739965095986
-0.912739965095986 x 100 = -91.27%