-74.57% is the change from 806 to 205
Calculation steps:
[( 205 - 806 ) ÷ 806] x 100 = -74.57%
Formula
Percentage change = [(205 - 806) / 806] x 100
Subtract the new number by the original number
205 - 806 = -601
-601 ÷ 806 = -0.7456575682382134
-0.7456575682382134 x 100 = -74.57%