39.49% is the change from 352 to 491
Calculation steps:
[( 491 - 352 ) ÷ 352] x 100 = 39.49%
Formula
Percentage change = [(491 - 352) / 352] x 100
Subtract the new number by the original number
491 - 352 = 139
139 ÷ 352 = 0.39488636363636365
0.39488636363636365 x 100 = 39.49%