21.18% is the change from 439 to 532
Calculation steps:
[( 532 - 439 ) ÷ 439] x 100 = 21.18%
Formula
Percentage change = [(532 - 439) / 439] x 100
Subtract the new number by the original number
532 - 439 = 93
93 ÷ 439 = 0.21184510250569477
0.21184510250569477 x 100 = 21.18%