502.38% is the change from 42 to 253
Calculation steps:
[( 253 - 42 ) ÷ 42] x 100 = 502.38%
Formula
Percentage change = [(253 - 42) / 42] x 100
Subtract the new number by the original number
253 - 42 = 211
211 ÷ 42 = 5.023809523809524
5.023809523809524 x 100 = 502.38%