156% is the change from 300 to 768
Calculation steps:
[( 768 - 300 ) ÷ 300] x 100 = 156%
Formula
Percentage change = [(768 - 300) / 300] x 100
Subtract the new number by the original number
768 - 300 = 468
468 ÷ 300 = 1.56
1.56 x 100 = 156%
Example