-98.76% is the change from 807 to 10
Calculation steps:
[( 10 - 807 ) ÷ 807] x 100 = -98.76%
Formula
Percentage change = [(10 - 807) / 807] x 100
Subtract the new number by the original number
10 - 807 = -797
-797 ÷ 807 = -0.9876084262701363
-0.9876084262701363 x 100 = -98.76%