121.72% is the change from 396 to 878
Calculation steps:
[( 878 - 396 ) ÷ 396] x 100 = 121.72%
Formula
Percentage change = [(878 - 396) / 396] x 100
Subtract the new number by the original number
878 - 396 = 482
482 ÷ 396 = 1.2171717171717171
1.2171717171717171 x 100 = 121.72%