-63.3% is the change from 861 to 316
Calculation steps:
[( 316 - 861 ) ÷ 861] x 100 = -63.3%
Formula
Percentage change = [(316 - 861) / 861] x 100
Subtract the new number by the original number
316 - 861 = -545
-545 ÷ 861 = -0.6329849012775842
-0.6329849012775842 x 100 = -63.3%