335.9% is the change from 117 to 510
Calculation steps:
[( 510 - 117 ) ÷ 117] x 100 = 335.9%
Formula
Percentage change = [(510 - 117) / 117] x 100
Subtract the new number by the original number
510 - 117 = 393
393 ÷ 117 = 3.358974358974359
3.358974358974359 x 100 = 335.9%