-81.22% is the change from 788 to 148
Calculation steps:
[( 148 - 788 ) ÷ 788] x 100 = -81.22%
Formula
Percentage change = [(148 - 788) / 788] x 100
Subtract the new number by the original number
148 - 788 = -640
-640 ÷ 788 = -0.8121827411167513
-0.8121827411167513 x 100 = -81.22%