37.38% is the change from 321 to 441
Calculation steps:
[( 441 - 321 ) ÷ 321] x 100 = 37.38%
Formula
Percentage change = [(441 - 321) / 321] x 100
Subtract the new number by the original number
441 - 321 = 120
120 ÷ 321 = 0.37383177570093457
0.37383177570093457 x 100 = 37.38%