-15.33% is the change from 959 to 812
Calculation steps:
[( 812 - 959 ) ÷ 959] x 100 = -15.33%
Formula
Percentage change = [(812 - 959) / 959] x 100
Subtract the new number by the original number
812 - 959 = -147
-147 ÷ 959 = -0.15328467153284672
-0.15328467153284672 x 100 = -15.33%