-73.46% is the change from 863 to 229
Calculation steps:
[( 229 - 863 ) ÷ 863] x 100 = -73.46%
Formula
Percentage change = [(229 - 863) / 863] x 100
Subtract the new number by the original number
229 - 863 = -634
-634 ÷ 863 = -0.7346465816917729
-0.7346465816917729 x 100 = -73.46%