96.55% is the change from 261 to 513
Calculation steps:
[( 513 - 261 ) ÷ 261] x 100 = 96.55%
Formula
Percentage change = [(513 - 261) / 261] x 100
Subtract the new number by the original number
513 - 261 = 252
252 ÷ 261 = 0.9655172413793104
0.9655172413793104 x 100 = 96.55%