-74.13% is the change from 800 to 207
Calculation steps:
[( 207 - 800 ) ÷ 800] x 100 = -74.13%
Formula
Percentage change = [(207 - 800) / 800] x 100
Subtract the new number by the original number
207 - 800 = -593
-593 ÷ 800 = -0.74125
-0.74125 x 100 = -74.13%