65.38% is the change from 260 to 430
Calculation steps:
[( 430 - 260 ) ÷ 260] x 100 = 65.38%
Formula
Percentage change = [(430 - 260) / 260] x 100
Subtract the new number by the original number
430 - 260 = 170
170 ÷ 260 = 0.6538461538461539
0.6538461538461539 x 100 = 65.38%