-81.4% is the change from 801 to 149
Calculation steps:
[( 149 - 801 ) ÷ 801] x 100 = -81.4%
Formula
Percentage change = [(149 - 801) / 801] x 100
Subtract the new number by the original number
149 - 801 = -652
-652 ÷ 801 = -0.8139825218476904
-0.8139825218476904 x 100 = -81.4%