-50.71% is the change from 986 to 486
Calculation steps:
[( 486 - 986 ) ÷ 986] x 100 = -50.71%
Formula
Percentage change = [(486 - 986) / 986] x 100
Subtract the new number by the original number
486 - 986 = -500
-500 ÷ 986 = -0.5070993914807302
-0.5070993914807302 x 100 = -50.71%