538.1% is the change from 42 to 268
Calculation steps:
[( 268 - 42 ) ÷ 42] x 100 = 538.1%
Formula
Percentage change = [(268 - 42) / 42] x 100
Subtract the new number by the original number
268 - 42 = 226
226 ÷ 42 = 5.380952380952381
5.380952380952381 x 100 = 538.1%