273.91% is the change from 230 to 860
Calculation steps:
[( 860 - 230 ) ÷ 230] x 100 = 273.91%
Formula
Percentage change = [(860 - 230) / 230] x 100
Subtract the new number by the original number
860 - 230 = 630
630 ÷ 230 = 2.739130434782609
2.739130434782609 x 100 = 273.91%