3412.5% is the change from 8 to 281
Calculation steps:
[( 281 - 8 ) ÷ 8] x 100 = 3412.5%
Formula
Percentage change = [(281 - 8) / 8] x 100
Subtract the new number by the original number
281 - 8 = 273
273 ÷ 8 = 34.125
34.125 x 100 = 3412.5%
Example