583.33% is the change from 30 to 205
Calculation steps:
[( 205 - 30 ) ÷ 30] x 100 = 583.33%
Formula
Percentage change = [(205 - 30) / 30] x 100
Subtract the new number by the original number
205 - 30 = 175
175 ÷ 30 = 5.833333333333333
5.833333333333333 x 100 = 583.33%