-96.89% is the change from 899 to 28
Calculation steps:
[( 28 - 899 ) ÷ 899] x 100 = -96.89%
Formula
Percentage change = [(28 - 899) / 899] x 100
Subtract the new number by the original number
28 - 899 = -871
-871 ÷ 899 = -0.9688542825361512
-0.9688542825361512 x 100 = -96.89%