107.32% is the change from 396 to 821
Calculation steps:
[( 821 - 396 ) ÷ 396] x 100 = 107.32%
Formula
Percentage change = [(821 - 396) / 396] x 100
Subtract the new number by the original number
821 - 396 = 425
425 ÷ 396 = 1.0732323232323233
1.0732323232323233 x 100 = 107.32%