-17.55% is the change from 986 to 813
Calculation steps:
[( 813 - 986 ) ÷ 986] x 100 = -17.55%
Formula
Percentage change = [(813 - 986) / 986] x 100
Subtract the new number by the original number
813 - 986 = -173
-173 ÷ 986 = -0.17545638945233266
-0.17545638945233266 x 100 = -17.55%