-80.87% is the change from 779 to 149
Calculation steps:
[( 149 - 779 ) ÷ 779] x 100 = -80.87%
Formula
Percentage change = [(149 - 779) / 779] x 100
Subtract the new number by the original number
149 - 779 = -630
-630 ÷ 779 = -0.8087291399229781
-0.8087291399229781 x 100 = -80.87%