27.32% is the change from 637 to 811
Calculation steps:
[( 811 - 637 ) ÷ 637] x 100 = 27.32%
Formula
Percentage change = [(811 - 637) / 637] x 100
Subtract the new number by the original number
811 - 637 = 174
174 ÷ 637 = 0.2731554160125589
0.2731554160125589 x 100 = 27.32%