134.2% is the change from 231 to 541
Calculation steps:
[( 541 - 231 ) ÷ 231] x 100 = 134.2%
Formula
Percentage change = [(541 - 231) / 231] x 100
Subtract the new number by the original number
541 - 231 = 310
310 ÷ 231 = 1.341991341991342
1.341991341991342 x 100 = 134.2%