-66.15% is the change from 845 to 286
Calculation steps:
[( 286 - 845 ) ÷ 845] x 100 = -66.15%
Formula
Percentage change = [(286 - 845) / 845] x 100
Subtract the new number by the original number
286 - 845 = -559
-559 ÷ 845 = -0.6615384615384615
-0.6615384615384615 x 100 = -66.15%