480% is the change from 30 to 174
Calculation steps:
[( 174 - 30 ) ÷ 30] x 100 = 480%
Formula
Percentage change = [(174 - 30) / 30] x 100
Subtract the new number by the original number
174 - 30 = 144
144 ÷ 30 = 4.8
4.8 x 100 = 480%
Example