42.86% is the change from 266 to 380
Calculation steps:
[( 380 - 266 ) ÷ 266] x 100 = 42.86%
Formula
Percentage change = [(380 - 266) / 266] x 100
Subtract the new number by the original number
380 - 266 = 114
114 ÷ 266 = 0.42857142857142855
0.42857142857142855 x 100 = 42.86%