-45.68% is the change from 775 to 421
Calculation steps:
[( 421 - 775 ) ÷ 775] x 100 = -45.68%
Formula
Percentage change = [(421 - 775) / 775] x 100
Subtract the new number by the original number
421 - 775 = -354
-354 ÷ 775 = -0.4567741935483871
-0.4567741935483871 x 100 = -45.68%