-41.44% is the change from 859 to 503
Calculation steps:
[( 503 - 859 ) ÷ 859] x 100 = -41.44%
Formula
Percentage change = [(503 - 859) / 859] x 100
Subtract the new number by the original number
503 - 859 = -356
-356 ÷ 859 = -0.41443538998835855
-0.41443538998835855 x 100 = -41.44%