32.13% is the change from 635 to 839
Calculation steps:
[( 839 - 635 ) ÷ 635] x 100 = 32.13%
Formula
Percentage change = [(839 - 635) / 635] x 100
Subtract the new number by the original number
839 - 635 = 204
204 ÷ 635 = 0.32125984251968503
0.32125984251968503 x 100 = 32.13%