337.25% is the change from 51 to 223
Calculation steps:
[( 223 - 51 ) ÷ 51] x 100 = 337.25%
Formula
Percentage change = [(223 - 51) / 51] x 100
Subtract the new number by the original number
223 - 51 = 172
172 ÷ 51 = 3.372549019607843
3.372549019607843 x 100 = 337.25%