9.18% is the change from 294 to 321
Calculation steps:
[( 321 - 294 ) ÷ 294] x 100 = 9.18%
Formula
Percentage change = [(321 - 294) / 294] x 100
Subtract the new number by the original number
321 - 294 = 27
27 ÷ 294 = 0.09183673469387756
0.09183673469387756 x 100 = 9.18%