109.72% is the change from 247 to 518
Calculation steps:
[( 518 - 247 ) ÷ 247] x 100 = 109.72%
Formula
Percentage change = [(518 - 247) / 247] x 100
Subtract the new number by the original number
518 - 247 = 271
271 ÷ 247 = 1.097165991902834
1.097165991902834 x 100 = 109.72%