38750% is the change from 2 to 777
Calculation steps:
[( 777 - 2 ) ÷ 2] x 100 = 38750%
Formula
Percentage change = [(777 - 2) / 2] x 100
Subtract the new number by the original number
777 - 2 = 775
775 ÷ 2 = 387.5
387.5 x 100 = 38750%
Example