321.28% is the change from 235 to 990
Calculation steps:
[( 990 - 235 ) ÷ 235] x 100 = 321.28%
Formula
Percentage change = [(990 - 235) / 235] x 100
Subtract the new number by the original number
990 - 235 = 755
755 ÷ 235 = 3.2127659574468086
3.2127659574468086 x 100 = 321.28%