313.73% is the change from 51 to 211
Calculation steps:
[( 211 - 51 ) ÷ 51] x 100 = 313.73%
Formula
Percentage change = [(211 - 51) / 51] x 100
Subtract the new number by the original number
211 - 51 = 160
160 ÷ 51 = 3.1372549019607843
3.1372549019607843 x 100 = 313.73%