66.02% is the change from 259 to 430
Calculation steps:
[( 430 - 259 ) ÷ 259] x 100 = 66.02%
Formula
Percentage change = [(430 - 259) / 259] x 100
Subtract the new number by the original number
430 - 259 = 171
171 ÷ 259 = 0.6602316602316602
0.6602316602316602 x 100 = 66.02%