638.21% is the change from 123 to 908
Calculation steps:
[( 908 - 123 ) ÷ 123] x 100 = 638.21%
Formula
Percentage change = [(908 - 123) / 123] x 100
Subtract the new number by the original number
908 - 123 = 785
785 ÷ 123 = 6.382113821138211
6.382113821138211 x 100 = 638.21%