-2.49% is the change from 602 to 587
Calculation steps:
[( 587 - 602 ) ÷ 602] x 100 = -2.49%
Formula
Percentage change = [(587 - 602) / 602] x 100
Subtract the new number by the original number
587 - 602 = -15
-15 ÷ 602 = -0.024916943521594685
-0.024916943521594685 x 100 = -2.49%