53.73% is the change from 415 to 638
Calculation steps:
[( 638 - 415 ) ÷ 415] x 100 = 53.73%
Formula
Percentage change = [(638 - 415) / 415] x 100
Subtract the new number by the original number
638 - 415 = 223
223 ÷ 415 = 0.5373493975903615
0.5373493975903615 x 100 = 53.73%