-94.79% is the change from 863 to 45
Calculation steps:
[( 45 - 863 ) ÷ 863] x 100 = -94.79%
Formula
Percentage change = [(45 - 863) / 863] x 100
Subtract the new number by the original number
45 - 863 = -818
-818 ÷ 863 = -0.947856315179606
-0.947856315179606 x 100 = -94.79%