72.22% is the change from 270 to 465
Calculation steps:
[( 465 - 270 ) ÷ 270] x 100 = 72.22%
Formula
Percentage change = [(465 - 270) / 270] x 100
Subtract the new number by the original number
465 - 270 = 195
195 ÷ 270 = 0.7222222222222222
0.7222222222222222 x 100 = 72.22%