314.29% is the change from 231 to 957
Calculation steps:
[( 957 - 231 ) ÷ 231] x 100 = 314.29%
Formula
Percentage change = [(957 - 231) / 231] x 100
Subtract the new number by the original number
957 - 231 = 726
726 ÷ 231 = 3.142857142857143
3.142857142857143 x 100 = 314.29%