22.1% is the change from 439 to 536
Calculation steps:
[( 536 - 439 ) ÷ 439] x 100 = 22.1%
Formula
Percentage change = [(536 - 439) / 439] x 100
Subtract the new number by the original number
536 - 439 = 97
97 ÷ 439 = 0.22095671981776766
0.22095671981776766 x 100 = 22.1%