-2.28% is the change from 613 to 599
Calculation steps:
[( 599 - 613 ) ÷ 613] x 100 = -2.28%
Formula
Percentage change = [(599 - 613) / 613] x 100
Subtract the new number by the original number
599 - 613 = -14
-14 ÷ 613 = -0.022838499184339316
-0.022838499184339316 x 100 = -2.28%