317.65% is the change from 51 to 213
Calculation steps:
[( 213 - 51 ) ÷ 51] x 100 = 317.65%
Formula
Percentage change = [(213 - 51) / 51] x 100
Subtract the new number by the original number
213 - 51 = 162
162 ÷ 51 = 3.176470588235294
3.176470588235294 x 100 = 317.65%