-85.15% is the change from 970 to 144
Calculation steps:
[( 144 - 970 ) ÷ 970] x 100 = -85.15%
Formula
Percentage change = [(144 - 970) / 970] x 100
Subtract the new number by the original number
144 - 970 = -826
-826 ÷ 970 = -0.8515463917525773
-0.8515463917525773 x 100 = -85.15%