-49.58% is the change from 843 to 425
Calculation steps:
[( 425 - 843 ) ÷ 843] x 100 = -49.58%
Formula
Percentage change = [(425 - 843) / 843] x 100
Subtract the new number by the original number
425 - 843 = -418
-418 ÷ 843 = -0.4958481613285884
-0.4958481613285884 x 100 = -49.58%