-14.56% is the change from 687 to 587
Calculation steps:
[( 587 - 687 ) ÷ 687] x 100 = -14.56%
Formula
Percentage change = [(587 - 687) / 687] x 100
Subtract the new number by the original number
587 - 687 = -100
-100 ÷ 687 = -0.14556040756914118
-0.14556040756914118 x 100 = -14.56%