50.39% is the change from 635 to 955
Calculation steps:
[( 955 - 635 ) ÷ 635] x 100 = 50.39%
Formula
Percentage change = [(955 - 635) / 635] x 100
Subtract the new number by the original number
955 - 635 = 320
320 ÷ 635 = 0.5039370078740157
0.5039370078740157 x 100 = 50.39%