-87.94% is the change from 846 to 102
Calculation steps:
[( 102 - 846 ) ÷ 846] x 100 = -87.94%
Formula
Percentage change = [(102 - 846) / 846] x 100
Subtract the new number by the original number
102 - 846 = -744
-744 ÷ 846 = -0.8794326241134752
-0.8794326241134752 x 100 = -87.94%