-15.21% is the change from 986 to 836
Calculation steps:
[( 836 - 986 ) ÷ 986] x 100 = -15.21%
Formula
Percentage change = [(836 - 986) / 986] x 100
Subtract the new number by the original number
836 - 986 = -150
-150 ÷ 986 = -0.15212981744421908
-0.15212981744421908 x 100 = -15.21%