525.49% is the change from 51 to 319
Calculation steps:
[( 319 - 51 ) ÷ 51] x 100 = 525.49%
Formula
Percentage change = [(319 - 51) / 51] x 100
Subtract the new number by the original number
319 - 51 = 268
268 ÷ 51 = 5.254901960784314
5.254901960784314 x 100 = 525.49%