-80.2% is the change from 899 to 178
Calculation steps:
[( 178 - 899 ) ÷ 899] x 100 = -80.2%
Formula
Percentage change = [(178 - 899) / 899] x 100
Subtract the new number by the original number
178 - 899 = -721
-721 ÷ 899 = -0.8020022246941045
-0.8020022246941045 x 100 = -80.2%