-15.09% is the change from 848 to 720
Calculation steps:
[( 720 - 848 ) ÷ 848] x 100 = -15.09%
Formula
Percentage change = [(720 - 848) / 848] x 100
Subtract the new number by the original number
720 - 848 = -128
-128 ÷ 848 = -0.1509433962264151
-0.1509433962264151 x 100 = -15.09%