-12.94% is the change from 827 to 720
Calculation steps:
[( 720 - 827 ) ÷ 827] x 100 = -12.94%
Formula
Percentage change = [(720 - 827) / 827] x 100
Subtract the new number by the original number
720 - 827 = -107
-107 ÷ 827 = -0.1293833131801693
-0.1293833131801693 x 100 = -12.94%