81.95% is the change from 399 to 726
Calculation steps:
[( 726 - 399 ) ÷ 399] x 100 = 81.95%
Formula
Percentage change = [(726 - 399) / 399] x 100
Subtract the new number by the original number
726 - 399 = 327
327 ÷ 399 = 0.8195488721804511
0.8195488721804511 x 100 = 81.95%