-5.07% is the change from 986 to 936
Calculation steps:
[( 936 - 986 ) ÷ 986] x 100 = -5.07%
Formula
Percentage change = [(936 - 986) / 986] x 100
Subtract the new number by the original number
936 - 986 = -50
-50 ÷ 986 = -0.05070993914807302
-0.05070993914807302 x 100 = -5.07%