9.21% is the change from 869 to 949
Calculation steps:
[( 949 - 869 ) ÷ 869] x 100 = 9.21%
Formula
Percentage change = [(949 - 869) / 869] x 100
Subtract the new number by the original number
949 - 869 = 80
80 ÷ 869 = 0.09205983889528194
0.09205983889528194 x 100 = 9.21%