303.03% is the change from 231 to 931
Calculation steps:
[( 931 - 231 ) ÷ 231] x 100 = 303.03%
Formula
Percentage change = [(931 - 231) / 231] x 100
Subtract the new number by the original number
931 - 231 = 700
700 ÷ 231 = 3.0303030303030303
3.0303030303030303 x 100 = 303.03%