104.53% is the change from 397 to 812
Calculation steps:
[( 812 - 397 ) ÷ 397] x 100 = 104.53%
Formula
Percentage change = [(812 - 397) / 397] x 100
Subtract the new number by the original number
812 - 397 = 415
415 ÷ 397 = 1.0453400503778338
1.0453400503778338 x 100 = 104.53%