504.76% is the change from 42 to 254
Calculation steps:
[( 254 - 42 ) ÷ 42] x 100 = 504.76%
Formula
Percentage change = [(254 - 42) / 42] x 100
Subtract the new number by the original number
254 - 42 = 212
212 ÷ 42 = 5.0476190476190474
5.0476190476190474 x 100 = 504.76%