-45.96% is the change from 779 to 421
Calculation steps:
[( 421 - 779 ) ÷ 779] x 100 = -45.96%
Formula
Percentage change = [(421 - 779) / 779] x 100
Subtract the new number by the original number
421 - 779 = -358
-358 ÷ 779 = -0.4595635430038511
-0.4595635430038511 x 100 = -45.96%