-56.59% is the change from 986 to 428
Calculation steps:
[( 428 - 986 ) ÷ 986] x 100 = -56.59%
Formula
Percentage change = [(428 - 986) / 986] x 100
Subtract the new number by the original number
428 - 986 = -558
-558 ÷ 986 = -0.565922920892495
-0.565922920892495 x 100 = -56.59%