321.65% is the change from 231 to 974
Calculation steps:
[( 974 - 231 ) ÷ 231] x 100 = 321.65%
Formula
Percentage change = [(974 - 231) / 231] x 100
Subtract the new number by the original number
974 - 231 = 743
743 ÷ 231 = 3.2164502164502164
3.2164502164502164 x 100 = 321.65%