723% is the change from 100 to 823
Calculation steps:
[( 823 - 100 ) ÷ 100] x 100 = 723%
Formula
Percentage change = [(823 - 100) / 100] x 100
Subtract the new number by the original number
823 - 100 = 723
723 ÷ 100 = 7.23
7.23 x 100 = 723%
Example