311.3% is the change from 230 to 946
Calculation steps:
[( 946 - 230 ) ÷ 230] x 100 = 311.3%
Formula
Percentage change = [(946 - 230) / 230] x 100
Subtract the new number by the original number
946 - 230 = 716
716 ÷ 230 = 3.1130434782608694
3.1130434782608694 x 100 = 311.3%