98.84% is the change from 259 to 515
Calculation steps:
[( 515 - 259 ) ÷ 259] x 100 = 98.84%
Formula
Percentage change = [(515 - 259) / 259] x 100
Subtract the new number by the original number
515 - 259 = 256
256 ÷ 259 = 0.9884169884169884
0.9884169884169884 x 100 = 98.84%