39.27% is the change from 191 to 266
Calculation steps:
[( 266 - 191 ) ÷ 191] x 100 = 39.27%
Formula
Percentage change = [(266 - 191) / 191] x 100
Subtract the new number by the original number
266 - 191 = 75
75 ÷ 191 = 0.39267015706806285
0.39267015706806285 x 100 = 39.27%