394.87% is the change from 78 to 386
Calculation steps:
[( 386 - 78 ) ÷ 78] x 100 = 394.87%
Formula
Percentage change = [(386 - 78) / 78] x 100
Subtract the new number by the original number
386 - 78 = 308
308 ÷ 78 = 3.948717948717949
3.948717948717949 x 100 = 394.87%