74.53% is the change from 161 to 281
Calculation steps:
[( 281 - 161 ) ÷ 161] x 100 = 74.53%
Formula
Percentage change = [(281 - 161) / 161] x 100
Subtract the new number by the original number
281 - 161 = 120
120 ÷ 161 = 0.7453416149068323
0.7453416149068323 x 100 = 74.53%