49.38% is the change from 322 to 481
Calculation steps:
[( 481 - 322 ) ÷ 322] x 100 = 49.38%
Formula
Percentage change = [(481 - 322) / 322] x 100
Subtract the new number by the original number
481 - 322 = 159
159 ÷ 322 = 0.4937888198757764
0.4937888198757764 x 100 = 49.38%