54.51% is the change from 266 to 411
Calculation steps:
[( 411 - 266 ) ÷ 266] x 100 = 54.51%
Formula
Percentage change = [(411 - 266) / 266] x 100
Subtract the new number by the original number
411 - 266 = 145
145 ÷ 266 = 0.5451127819548872
0.5451127819548872 x 100 = 54.51%