123.38% is the change from 231 to 516
Calculation steps:
[( 516 - 231 ) ÷ 231] x 100 = 123.38%
Formula
Percentage change = [(516 - 231) / 231] x 100
Subtract the new number by the original number
516 - 231 = 285
285 ÷ 231 = 1.2337662337662338
1.2337662337662338 x 100 = 123.38%