-81.27% is the change from 790 to 148
Calculation steps:
[( 148 - 790 ) ÷ 790] x 100 = -81.27%
Formula
Percentage change = [(148 - 790) / 790] x 100
Subtract the new number by the original number
148 - 790 = -642
-642 ÷ 790 = -0.8126582278481013
-0.8126582278481013 x 100 = -81.27%