128.21% is the change from 397 to 906
Calculation steps:
[( 906 - 397 ) ÷ 397] x 100 = 128.21%
Formula
Percentage change = [(906 - 397) / 397] x 100
Subtract the new number by the original number
906 - 397 = 509
509 ÷ 397 = 1.2821158690176322
1.2821158690176322 x 100 = 128.21%