103.17% is the change from 378 to 768
Calculation steps:
[( 768 - 378 ) ÷ 378] x 100 = 103.17%
Formula
Percentage change = [(768 - 378) / 378] x 100
Subtract the new number by the original number
768 - 378 = 390
390 ÷ 378 = 1.0317460317460319
1.0317460317460319 x 100 = 103.17%