-80.4% is the change from 959 to 188
Calculation steps:
[( 188 - 959 ) ÷ 959] x 100 = -80.4%
Formula
Percentage change = [(188 - 959) / 959] x 100
Subtract the new number by the original number
188 - 959 = -771
-771 ÷ 959 = -0.8039624608967675
-0.8039624608967675 x 100 = -80.4%