15.27% is the change from 838 to 966
Calculation steps:
[( 966 - 838 ) ÷ 838] x 100 = 15.27%
Formula
Percentage change = [(966 - 838) / 838] x 100
Subtract the new number by the original number
966 - 838 = 128
128 ÷ 838 = 0.15274463007159905
0.15274463007159905 x 100 = 15.27%