-97.47% is the change from 792 to 20
Calculation steps:
[( 20 - 792 ) ÷ 792] x 100 = -97.47%
Formula
Percentage change = [(20 - 792) / 792] x 100
Subtract the new number by the original number
20 - 792 = -772
-772 ÷ 792 = -0.9747474747474747
-0.9747474747474747 x 100 = -97.47%