-84.64% is the change from 957 to 147
Calculation steps:
[( 147 - 957 ) ÷ 957] x 100 = -84.64%
Formula
Percentage change = [(147 - 957) / 957] x 100
Subtract the new number by the original number
147 - 957 = -810
-810 ÷ 957 = -0.8463949843260188
-0.8463949843260188 x 100 = -84.64%