77.78% is the change from 396 to 704
Calculation steps:
[( 704 - 396 ) ÷ 396] x 100 = 77.78%
Formula
Percentage change = [(704 - 396) / 396] x 100
Subtract the new number by the original number
704 - 396 = 308
308 ÷ 396 = 0.7777777777777778
0.7777777777777778 x 100 = 77.78%