34.11% is the change from 475 to 637
Calculation steps:
[( 637 - 475 ) ÷ 475] x 100 = 34.11%
Formula
Percentage change = [(637 - 475) / 475] x 100
Subtract the new number by the original number
637 - 475 = 162
162 ÷ 475 = 0.3410526315789474
0.3410526315789474 x 100 = 34.11%