-9.09% is the change from 792 to 720
Calculation steps:
[( 720 - 792 ) ÷ 792] x 100 = -9.09%
Formula
Percentage change = [(720 - 792) / 792] x 100
Subtract the new number by the original number
720 - 792 = -72
-72 ÷ 792 = -0.09090909090909091
-0.09090909090909091 x 100 = -9.09%