-82.55% is the change from 791 to 138
Calculation steps:
[( 138 - 791 ) ÷ 791] x 100 = -82.55%
Formula
Percentage change = [(138 - 791) / 791] x 100
Subtract the new number by the original number
138 - 791 = -653
-653 ÷ 791 = -0.8255372945638433
-0.8255372945638433 x 100 = -82.55%