-48.17% is the change from 986 to 511
Calculation steps:
[( 511 - 986 ) ÷ 986] x 100 = -48.17%
Formula
Percentage change = [(511 - 986) / 986] x 100
Subtract the new number by the original number
511 - 986 = -475
-475 ÷ 986 = -0.4817444219066937
-0.4817444219066937 x 100 = -48.17%