-45.67% is the change from 773 to 420
Calculation steps:
[( 420 - 773 ) ÷ 773] x 100 = -45.67%
Formula
Percentage change = [(420 - 773) / 773] x 100
Subtract the new number by the original number
420 - 773 = -353
-353 ÷ 773 = -0.45666235446313064
-0.45666235446313064 x 100 = -45.67%