-2.85% is the change from 596 to 579
Calculation steps:
[( 579 - 596 ) ÷ 596] x 100 = -2.85%
Formula
Percentage change = [(579 - 596) / 596] x 100
Subtract the new number by the original number
579 - 596 = -17
-17 ÷ 596 = -0.028523489932885907
-0.028523489932885907 x 100 = -2.85%