59.19% is the change from 321 to 511
Calculation steps:
[( 511 - 321 ) ÷ 321] x 100 = 59.19%
Formula
Percentage change = [(511 - 321) / 321] x 100
Subtract the new number by the original number
511 - 321 = 190
190 ÷ 321 = 0.5919003115264797
0.5919003115264797 x 100 = 59.19%