4800% is the change from 8 to 392
Calculation steps:
[( 392 - 8 ) ÷ 8] x 100 = 4800%
Formula
Percentage change = [(392 - 8) / 8] x 100
Subtract the new number by the original number
392 - 8 = 384
384 ÷ 8 = 48
48 x 100 = 4800%
Example