-45.54% is the change from 773 to 421
Calculation steps:
[( 421 - 773 ) ÷ 773] x 100 = -45.54%
Formula
Percentage change = [(421 - 773) / 773] x 100
Subtract the new number by the original number
421 - 773 = -352
-352 ÷ 773 = -0.4553686934023286
-0.4553686934023286 x 100 = -45.54%