384.62% is the change from 78 to 378
Calculation steps:
[( 378 - 78 ) ÷ 78] x 100 = 384.62%
Formula
Percentage change = [(378 - 78) / 78] x 100
Subtract the new number by the original number
378 - 78 = 300
300 ÷ 78 = 3.8461538461538463
3.8461538461538463 x 100 = 384.62%