47.74% is the change from 266 to 393
Calculation steps:
[( 393 - 266 ) ÷ 266] x 100 = 47.74%
Formula
Percentage change = [(393 - 266) / 266] x 100
Subtract the new number by the original number
393 - 266 = 127
127 ÷ 266 = 0.4774436090225564
0.4774436090225564 x 100 = 47.74%