53.38% is the change from 266 to 408
Calculation steps:
[( 408 - 266 ) ÷ 266] x 100 = 53.38%
Formula
Percentage change = [(408 - 266) / 266] x 100
Subtract the new number by the original number
408 - 266 = 142
142 ÷ 266 = 0.5338345864661654
0.5338345864661654 x 100 = 53.38%