129.2% is the change from 226 to 518
Calculation steps:
[( 518 - 226 ) ÷ 226] x 100 = 129.2%
Formula
Percentage change = [(518 - 226) / 226] x 100
Subtract the new number by the original number
518 - 226 = 292
292 ÷ 226 = 1.2920353982300885
1.2920353982300885 x 100 = 129.2%