81.17% is the change from 154 to 279
Calculation steps:
[( 279 - 154 ) ÷ 154] x 100 = 81.17%
Formula
Percentage change = [(279 - 154) / 154] x 100
Subtract the new number by the original number
279 - 154 = 125
125 ÷ 154 = 0.8116883116883117
0.8116883116883117 x 100 = 81.17%