-74.35% is the change from 807 to 207
Calculation steps:
[( 207 - 807 ) ÷ 807] x 100 = -74.35%
Formula
Percentage change = [(207 - 807) / 807] x 100
Subtract the new number by the original number
207 - 807 = -600
-600 ÷ 807 = -0.7434944237918215
-0.7434944237918215 x 100 = -74.35%