-99.65% is the change from 847 to 3
Calculation steps:
[( 3 - 847 ) ÷ 847] x 100 = -99.65%
Formula
Percentage change = [(3 - 847) / 847] x 100
Subtract the new number by the original number
3 - 847 = -844
-844 ÷ 847 = -0.9964580873671782
-0.9964580873671782 x 100 = -99.65%