72.73% is the change from 396 to 684
Calculation steps:
[( 684 - 396 ) ÷ 396] x 100 = 72.73%
Formula
Percentage change = [(684 - 396) / 396] x 100
Subtract the new number by the original number
684 - 396 = 288
288 ÷ 396 = 0.7272727272727273
0.7272727272727273 x 100 = 72.73%