-29.99% is the change from 837 to 586
Calculation steps:
[( 586 - 837 ) ÷ 837] x 100 = -29.99%
Formula
Percentage change = [(586 - 837) / 837] x 100
Subtract the new number by the original number
586 - 837 = -251
-251 ÷ 837 = -0.2998805256869773
-0.2998805256869773 x 100 = -29.99%