98.85% is the change from 260 to 517
Calculation steps:
[( 517 - 260 ) ÷ 260] x 100 = 98.85%
Formula
Percentage change = [(517 - 260) / 260] x 100
Subtract the new number by the original number
517 - 260 = 257
257 ÷ 260 = 0.9884615384615385
0.9884615384615385 x 100 = 98.85%