16.73% is the change from 275 to 321
Calculation steps:
[( 321 - 275 ) ÷ 275] x 100 = 16.73%
Formula
Percentage change = [(321 - 275) / 275] x 100
Subtract the new number by the original number
321 - 275 = 46
46 ÷ 275 = 0.16727272727272727
0.16727272727272727 x 100 = 16.73%