2860% is the change from 30 to 888
Calculation steps:
[( 888 - 30 ) ÷ 30] x 100 = 2860%
Formula
Percentage change = [(888 - 30) / 30] x 100
Subtract the new number by the original number
888 - 30 = 858
858 ÷ 30 = 28.6
28.6 x 100 = 2860%
Example