-6.39% is the change from 626 to 586
Calculation steps:
[( 586 - 626 ) ÷ 626] x 100 = -6.39%
Formula
Percentage change = [(586 - 626) / 626] x 100
Subtract the new number by the original number
586 - 626 = -40
-40 ÷ 626 = -0.06389776357827476
-0.06389776357827476 x 100 = -6.39%