206.02% is the change from 266 to 814
Calculation steps:
[( 814 - 266 ) ÷ 266] x 100 = 206.02%
Formula
Percentage change = [(814 - 266) / 266] x 100
Subtract the new number by the original number
814 - 266 = 548
548 ÷ 266 = 2.0601503759398496
2.0601503759398496 x 100 = 206.02%