73.51% is the change from 185 to 321
Calculation steps:
[( 321 - 185 ) ÷ 185] x 100 = 73.51%
Formula
Percentage change = [(321 - 185) / 185] x 100
Subtract the new number by the original number
321 - 185 = 136
136 ÷ 185 = 0.7351351351351352
0.7351351351351352 x 100 = 73.51%