-92.84% is the change from 587 to 42
Calculation steps:
[( 42 - 587 ) ÷ 587] x 100 = -92.84%
Formula
Percentage change = [(42 - 587) / 587] x 100
Subtract the new number by the original number
42 - 587 = -545
-545 ÷ 587 = -0.9284497444633731
-0.9284497444633731 x 100 = -92.84%