9.19% is the change from 838 to 915
Calculation steps:
[( 915 - 838 ) ÷ 838] x 100 = 9.19%
Formula
Percentage change = [(915 - 838) / 838] x 100
Subtract the new number by the original number
915 - 838 = 77
77 ÷ 838 = 0.09188544152744631
0.09188544152744631 x 100 = 9.19%