-80.9% is the change from 775 to 148
Calculation steps:
[( 148 - 775 ) ÷ 775] x 100 = -80.9%
Formula
Percentage change = [(148 - 775) / 775] x 100
Subtract the new number by the original number
148 - 775 = -627
-627 ÷ 775 = -0.8090322580645162
-0.8090322580645162 x 100 = -80.9%