513.82% is the change from 123 to 755
Calculation steps:
[( 755 - 123 ) ÷ 123] x 100 = 513.82%
Formula
Percentage change = [(755 - 123) / 123] x 100
Subtract the new number by the original number
755 - 123 = 632
632 ÷ 123 = 5.138211382113822
5.138211382113822 x 100 = 513.82%