108.56% is the change from 397 to 828
Calculation steps:
[( 828 - 397 ) ÷ 397] x 100 = 108.56%
Formula
Percentage change = [(828 - 397) / 397] x 100
Subtract the new number by the original number
828 - 397 = 431
431 ÷ 397 = 1.0856423173803527
1.0856423173803527 x 100 = 108.56%