30.61% is the change from 637 to 832
Calculation steps:
[( 832 - 637 ) ÷ 637] x 100 = 30.61%
Formula
Percentage change = [(832 - 637) / 637] x 100
Subtract the new number by the original number
832 - 637 = 195
195 ÷ 637 = 0.30612244897959184
0.30612244897959184 x 100 = 30.61%