-81.93% is the change from 797 to 144
Calculation steps:
[( 144 - 797 ) ÷ 797] x 100 = -81.93%
Formula
Percentage change = [(144 - 797) / 797] x 100
Subtract the new number by the original number
144 - 797 = -653
-653 ÷ 797 = -0.8193224592220828
-0.8193224592220828 x 100 = -81.93%