73.37% is the change from 368 to 638
Calculation steps:
[( 638 - 368 ) ÷ 368] x 100 = 73.37%
Formula
Percentage change = [(638 - 368) / 368] x 100
Subtract the new number by the original number
638 - 368 = 270
270 ÷ 368 = 0.7336956521739131
0.7336956521739131 x 100 = 73.37%