-5.58% is the change from 986 to 931
Calculation steps:
[( 931 - 986 ) ÷ 986] x 100 = -5.58%
Formula
Percentage change = [(931 - 986) / 986] x 100
Subtract the new number by the original number
931 - 986 = -55
-55 ÷ 986 = -0.055780933062880324
-0.055780933062880324 x 100 = -5.58%