-57.24% is the change from 587 to 251
Calculation steps:
[( 251 - 587 ) ÷ 587] x 100 = -57.24%
Formula
Percentage change = [(251 - 587) / 587] x 100
Subtract the new number by the original number
251 - 587 = -336
-336 ÷ 587 = -0.5724020442930153
-0.5724020442930153 x 100 = -57.24%