21.64% is the change from 439 to 534
Calculation steps:
[( 534 - 439 ) ÷ 439] x 100 = 21.64%
Formula
Percentage change = [(534 - 439) / 439] x 100
Subtract the new number by the original number
534 - 439 = 95
95 ÷ 439 = 0.2164009111617312
0.2164009111617312 x 100 = 21.64%