545.24% is the change from 42 to 271
Calculation steps:
[( 271 - 42 ) ÷ 42] x 100 = 545.24%
Formula
Percentage change = [(271 - 42) / 42] x 100
Subtract the new number by the original number
271 - 42 = 229
229 ÷ 42 = 5.4523809523809526
5.4523809523809526 x 100 = 545.24%