-80.39% is the change from 964 to 189
Calculation steps:
[( 189 - 964 ) ÷ 964] x 100 = -80.39%
Formula
Percentage change = [(189 - 964) / 964] x 100
Subtract the new number by the original number
189 - 964 = -775
-775 ÷ 964 = -0.803941908713693
-0.803941908713693 x 100 = -80.39%