94.35% is the change from 230 to 447
Calculation steps:
[( 447 - 230 ) ÷ 230] x 100 = 94.35%
Formula
Percentage change = [(447 - 230) / 230] x 100
Subtract the new number by the original number
447 - 230 = 217
217 ÷ 230 = 0.9434782608695652
0.9434782608695652 x 100 = 94.35%