-92.93% is the change from 566 to 40
Calculation steps:
[( 40 - 566 ) ÷ 566] x 100 = -92.93%
Formula
Percentage change = [(40 - 566) / 566] x 100
Subtract the new number by the original number
40 - 566 = -526
-526 ÷ 566 = -0.9293286219081273
-0.9293286219081273 x 100 = -92.93%