32.69% is the change from 260 to 345
Calculation steps:
[( 345 - 260 ) ÷ 260] x 100 = 32.69%
Formula
Percentage change = [(345 - 260) / 260] x 100
Subtract the new number by the original number
345 - 260 = 85
85 ÷ 260 = 0.3269230769230769
0.3269230769230769 x 100 = 32.69%