460% is the change from 30 to 168
Calculation steps:
[( 168 - 30 ) ÷ 30] x 100 = 460%
Formula
Percentage change = [(168 - 30) / 30] x 100
Subtract the new number by the original number
168 - 30 = 138
138 ÷ 30 = 4.6
4.6 x 100 = 460%
Example