-73.95% is the change from 806 to 210
Calculation steps:
[( 210 - 806 ) ÷ 806] x 100 = -73.95%
Formula
Percentage change = [(210 - 806) / 806] x 100
Subtract the new number by the original number
210 - 806 = -596
-596 ÷ 806 = -0.739454094292804
-0.739454094292804 x 100 = -73.95%