277.78% is the change from 27 to 102
Calculation steps:
[( 102 - 27 ) ÷ 27] x 100 = 277.78%
Formula
Percentage change = [(102 - 27) / 27] x 100
Subtract the new number by the original number
102 - 27 = 75
75 ÷ 27 = 2.7777777777777777
2.7777777777777777 x 100 = 277.78%