-15.43% is the change from 959 to 811
Calculation steps:
[( 811 - 959 ) ÷ 959] x 100 = -15.43%
Formula
Percentage change = [(811 - 959) / 959] x 100
Subtract the new number by the original number
811 - 959 = -148
-148 ÷ 959 = -0.1543274244004171
-0.1543274244004171 x 100 = -15.43%