115.87% is the change from 397 to 857
Calculation steps:
[( 857 - 397 ) ÷ 397] x 100 = 115.87%
Formula
Percentage change = [(857 - 397) / 397] x 100
Subtract the new number by the original number
857 - 397 = 460
460 ÷ 397 = 1.1586901763224182
1.1586901763224182 x 100 = 115.87%