-88.62% is the change from 861 to 98
Calculation steps:
[( 98 - 861 ) ÷ 861] x 100 = -88.62%
Formula
Percentage change = [(98 - 861) / 861] x 100
Subtract the new number by the original number
98 - 861 = -763
-763 ÷ 861 = -0.8861788617886179
-0.8861788617886179 x 100 = -88.62%