517.31% is the change from 52 to 321
Calculation steps:
[( 321 - 52 ) ÷ 52] x 100 = 517.31%
Formula
Percentage change = [(321 - 52) / 52] x 100
Subtract the new number by the original number
321 - 52 = 269
269 ÷ 52 = 5.173076923076923
5.173076923076923 x 100 = 517.31%