398.04% is the change from 51 to 254
Calculation steps:
[( 254 - 51 ) ÷ 51] x 100 = 398.04%
Formula
Percentage change = [(254 - 51) / 51] x 100
Subtract the new number by the original number
254 - 51 = 203
203 ÷ 51 = 3.980392156862745
3.980392156862745 x 100 = 398.04%