-41.98% is the change from 867 to 503
Calculation steps:
[( 503 - 867 ) ÷ 867] x 100 = -41.98%
Formula
Percentage change = [(503 - 867) / 867] x 100
Subtract the new number by the original number
503 - 867 = -364
-364 ÷ 867 = -0.419838523644752
-0.419838523644752 x 100 = -41.98%