-57.58% is the change from 587 to 249
Calculation steps:
[( 249 - 587 ) ÷ 587] x 100 = -57.58%
Formula
Percentage change = [(249 - 587) / 587] x 100
Subtract the new number by the original number
249 - 587 = -338
-338 ÷ 587 = -0.575809199318569
-0.575809199318569 x 100 = -57.58%