46.47% is the change from 439 to 643
Calculation steps:
[( 643 - 439 ) ÷ 439] x 100 = 46.47%
Formula
Percentage change = [(643 - 439) / 439] x 100
Subtract the new number by the original number
643 - 439 = 204
204 ÷ 439 = 0.4646924829157175
0.4646924829157175 x 100 = 46.47%