-6.14% is the change from 635 to 596
Calculation steps:
[( 596 - 635 ) ÷ 635] x 100 = -6.14%
Formula
Percentage change = [(596 - 635) / 635] x 100
Subtract the new number by the original number
596 - 635 = -39
-39 ÷ 635 = -0.06141732283464567
-0.06141732283464567 x 100 = -6.14%