31.71% is the change from 205 to 270
Calculation steps:
[( 270 - 205 ) ÷ 205] x 100 = 31.71%
Formula
Percentage change = [(270 - 205) / 205] x 100
Subtract the new number by the original number
270 - 205 = 65
65 ÷ 205 = 0.3170731707317073
0.3170731707317073 x 100 = 31.71%