-48.45% is the change from 809 to 417
Calculation steps:
[( 417 - 809 ) ÷ 809] x 100 = -48.45%
Formula
Percentage change = [(417 - 809) / 809] x 100
Subtract the new number by the original number
417 - 809 = -392
-392 ÷ 809 = -0.484548825710754
-0.484548825710754 x 100 = -48.45%