-73.58% is the change from 863 to 228
Calculation steps:
[( 228 - 863 ) ÷ 863] x 100 = -73.58%
Formula
Percentage change = [(228 - 863) / 863] x 100
Subtract the new number by the original number
228 - 863 = -635
-635 ÷ 863 = -0.7358053302433372
-0.7358053302433372 x 100 = -73.58%