456.91% is the change from 123 to 685
Calculation steps:
[( 685 - 123 ) ÷ 123] x 100 = 456.91%
Formula
Percentage change = [(685 - 123) / 123] x 100
Subtract the new number by the original number
685 - 123 = 562
562 ÷ 123 = 4.569105691056911
4.569105691056911 x 100 = 456.91%