-0.51% is the change from 590 to 587
Calculation steps:
[( 587 - 590 ) ÷ 590] x 100 = -0.51%
Formula
Percentage change = [(587 - 590) / 590] x 100
Subtract the new number by the original number
587 - 590 = -3
-3 ÷ 590 = -0.005084745762711864
-0.005084745762711864 x 100 = -0.51%