56.41% is the change from 273 to 427
Calculation steps:
[( 427 - 273 ) ÷ 273] x 100 = 56.41%
Formula
Percentage change = [(427 - 273) / 273] x 100
Subtract the new number by the original number
427 - 273 = 154
154 ÷ 273 = 0.5641025641025641
0.5641025641025641 x 100 = 56.41%