79.87% is the change from 154 to 277
Calculation steps:
[( 277 - 154 ) ÷ 154] x 100 = 79.87%
Formula
Percentage change = [(277 - 154) / 154] x 100
Subtract the new number by the original number
277 - 154 = 123
123 ÷ 154 = 0.7987012987012987
0.7987012987012987 x 100 = 79.87%