-95.17% is the change from 807 to 39
Calculation steps:
[( 39 - 807 ) ÷ 807] x 100 = -95.17%
Formula
Percentage change = [(39 - 807) / 807] x 100
Subtract the new number by the original number
39 - 807 = -768
-768 ÷ 807 = -0.9516728624535316
-0.9516728624535316 x 100 = -95.17%