-36% is the change from 986 to 631
Calculation steps:
[( 631 - 986 ) ÷ 986] x 100 = -36%
Formula
Percentage change = [(631 - 986) / 986] x 100
Subtract the new number by the original number
631 - 986 = -355
-355 ÷ 986 = -0.36004056795131845
-0.36004056795131845 x 100 = -36%