4937.5% is the change from 8 to 403
Calculation steps:
[( 403 - 8 ) ÷ 8] x 100 = 4937.5%
Formula
Percentage change = [(403 - 8) / 8] x 100
Subtract the new number by the original number
403 - 8 = 395
395 ÷ 8 = 49.375
49.375 x 100 = 4937.5%
Example