182.61% is the change from 161 to 455
Calculation steps:
[( 455 - 161 ) ÷ 161] x 100 = 182.61%
Formula
Percentage change = [(455 - 161) / 161] x 100
Subtract the new number by the original number
455 - 161 = 294
294 ÷ 161 = 1.826086956521739
1.826086956521739 x 100 = 182.61%