-81.59% is the change from 804 to 148
Calculation steps:
[( 148 - 804 ) ÷ 804] x 100 = -81.59%
Formula
Percentage change = [(148 - 804) / 804] x 100
Subtract the new number by the original number
148 - 804 = -656
-656 ÷ 804 = -0.8159203980099502
-0.8159203980099502 x 100 = -81.59%