-87.86% is the change from 807 to 98
Calculation steps:
[( 98 - 807 ) ÷ 807] x 100 = -87.86%
Formula
Percentage change = [(98 - 807) / 807] x 100
Subtract the new number by the original number
98 - 807 = -709
-709 ÷ 807 = -0.8785625774473358
-0.8785625774473358 x 100 = -87.86%