97.32% is the change from 261 to 515
Calculation steps:
[( 515 - 261 ) ÷ 261] x 100 = 97.32%
Formula
Percentage change = [(515 - 261) / 261] x 100
Subtract the new number by the original number
515 - 261 = 254
254 ÷ 261 = 0.9731800766283525
0.9731800766283525 x 100 = 97.32%