-97.11% is the change from 797 to 23
Calculation steps:
[( 23 - 797 ) ÷ 797] x 100 = -97.11%
Formula
Percentage change = [(23 - 797) / 797] x 100
Subtract the new number by the original number
23 - 797 = -774
-774 ÷ 797 = -0.9711417816813049
-0.9711417816813049 x 100 = -97.11%