-80.6% is the change from 861 to 167
Calculation steps:
[( 167 - 861 ) ÷ 861] x 100 = -80.6%
Formula
Percentage change = [(167 - 861) / 861] x 100
Subtract the new number by the original number
167 - 861 = -694
-694 ÷ 861 = -0.8060394889663183
-0.8060394889663183 x 100 = -80.6%