-63.94% is the change from 843 to 304
Calculation steps:
[( 304 - 843 ) ÷ 843] x 100 = -63.94%
Formula
Percentage change = [(304 - 843) / 843] x 100
Subtract the new number by the original number
304 - 843 = -539
-539 ÷ 843 = -0.6393831553973903
-0.6393831553973903 x 100 = -63.94%