15.15% is the change from 396 to 456
Calculation steps:
[( 456 - 396 ) ÷ 396] x 100 = 15.15%
Formula
Percentage change = [(456 - 396) / 396] x 100
Subtract the new number by the original number
456 - 396 = 60
60 ÷ 396 = 0.15151515151515152
0.15151515151515152 x 100 = 15.15%