-49.94% is the change from 807 to 404
Calculation steps:
[( 404 - 807 ) ÷ 807] x 100 = -49.94%
Formula
Percentage change = [(404 - 807) / 807] x 100
Subtract the new number by the original number
404 - 807 = -403
-403 ÷ 807 = -0.4993804213135068
-0.4993804213135068 x 100 = -49.94%