-62.28% is the change from 843 to 318
Calculation steps:
[( 318 - 843 ) ÷ 843] x 100 = -62.28%
Formula
Percentage change = [(318 - 843) / 843] x 100
Subtract the new number by the original number
318 - 843 = -525
-525 ÷ 843 = -0.6227758007117438
-0.6227758007117438 x 100 = -62.28%