-49.32% is the change from 959 to 486
Calculation steps:
[( 486 - 959 ) ÷ 959] x 100 = -49.32%
Formula
Percentage change = [(486 - 959) / 959] x 100
Subtract the new number by the original number
486 - 959 = -473
-473 ÷ 959 = -0.4932221063607925
-0.4932221063607925 x 100 = -49.32%