83.76% is the change from 394 to 724
Calculation steps:
[( 724 - 394 ) ÷ 394] x 100 = 83.76%
Formula
Percentage change = [(724 - 394) / 394] x 100
Subtract the new number by the original number
724 - 394 = 330
330 ÷ 394 = 0.8375634517766497
0.8375634517766497 x 100 = 83.76%