61.65% is the change from 266 to 430
Calculation steps:
[( 430 - 266 ) ÷ 266] x 100 = 61.65%
Formula
Percentage change = [(430 - 266) / 266] x 100
Subtract the new number by the original number
430 - 266 = 164
164 ÷ 266 = 0.6165413533834586
0.6165413533834586 x 100 = 61.65%