-59.23% is the change from 959 to 391
Calculation steps:
[( 391 - 959 ) ÷ 959] x 100 = -59.23%
Formula
Percentage change = [(391 - 959) / 959] x 100
Subtract the new number by the original number
391 - 959 = -568
-568 ÷ 959 = -0.5922836287799792
-0.5922836287799792 x 100 = -59.23%