-1.51% is the change from 596 to 587
Calculation steps:
[( 587 - 596 ) ÷ 596] x 100 = -1.51%
Formula
Percentage change = [(587 - 596) / 596] x 100
Subtract the new number by the original number
587 - 596 = -9
-9 ÷ 596 = -0.015100671140939598
-0.015100671140939598 x 100 = -1.51%