79.95% is the change from 439 to 790
Calculation steps:
[( 790 - 439 ) ÷ 439] x 100 = 79.95%
Formula
Percentage change = [(790 - 439) / 439] x 100
Subtract the new number by the original number
790 - 439 = 351
351 ÷ 439 = 0.7995444191343963
0.7995444191343963 x 100 = 79.95%