53.68% is the change from 231 to 355
Calculation steps:
[( 355 - 231 ) ÷ 231] x 100 = 53.68%
Formula
Percentage change = [(355 - 231) / 231] x 100
Subtract the new number by the original number
355 - 231 = 124
124 ÷ 231 = 0.5367965367965368
0.5367965367965368 x 100 = 53.68%