523.33% is the change from 30 to 187
Calculation steps:
[( 187 - 30 ) ÷ 30] x 100 = 523.33%
Formula
Percentage change = [(187 - 30) / 30] x 100
Subtract the new number by the original number
187 - 30 = 157
157 ÷ 30 = 5.233333333333333
5.233333333333333 x 100 = 523.33%