-81.57% is the change from 803 to 148
Calculation steps:
[( 148 - 803 ) ÷ 803] x 100 = -81.57%
Formula
Percentage change = [(148 - 803) / 803] x 100
Subtract the new number by the original number
148 - 803 = -655
-655 ÷ 803 = -0.8156911581569116
-0.8156911581569116 x 100 = -81.57%