-96.41% is the change from 807 to 29
Calculation steps:
[( 29 - 807 ) ÷ 807] x 100 = -96.41%
Formula
Percentage change = [(29 - 807) / 807] x 100
Subtract the new number by the original number
29 - 807 = -778
-778 ÷ 807 = -0.9640644361833953
-0.9640644361833953 x 100 = -96.41%