38300% is the change from 2 to 768
Calculation steps:
[( 768 - 2 ) ÷ 2] x 100 = 38300%
Formula
Percentage change = [(768 - 2) / 2] x 100
Subtract the new number by the original number
768 - 2 = 766
766 ÷ 2 = 383
383 x 100 = 38300%
Example