4750% is the change from 8 to 388
Calculation steps:
[( 388 - 8 ) ÷ 8] x 100 = 4750%
Formula
Percentage change = [(388 - 8) / 8] x 100
Subtract the new number by the original number
388 - 8 = 380
380 ÷ 8 = 47.5
47.5 x 100 = 4750%
Example