1133.33% is the change from 42 to 518
Calculation steps:
[( 518 - 42 ) ÷ 42] x 100 = 1133.33%
Formula
Percentage change = [(518 - 42) / 42] x 100
Subtract the new number by the original number
518 - 42 = 476
476 ÷ 42 = 11.333333333333334
11.333333333333334 x 100 = 1133.33%