68.94% is the change from 161 to 272
Calculation steps:
[( 272 - 161 ) ÷ 161] x 100 = 68.94%
Formula
Percentage change = [(272 - 161) / 161] x 100
Subtract the new number by the original number
272 - 161 = 111
111 ÷ 161 = 0.6894409937888198
0.6894409937888198 x 100 = 68.94%