15.31% is the change from 823 to 949
Calculation steps:
[( 949 - 823 ) ÷ 823] x 100 = 15.31%
Formula
Percentage change = [(949 - 823) / 823] x 100
Subtract the new number by the original number
949 - 823 = 126
126 ÷ 823 = 0.15309842041312272
0.15309842041312272 x 100 = 15.31%