523.53% is the change from 51 to 318
Calculation steps:
[( 318 - 51 ) ÷ 51] x 100 = 523.53%
Formula
Percentage change = [(318 - 51) / 51] x 100
Subtract the new number by the original number
318 - 51 = 267
267 ÷ 51 = 5.235294117647059
5.235294117647059 x 100 = 523.53%