-84.91% is the change from 981 to 148
Calculation steps:
[( 148 - 981 ) ÷ 981] x 100 = -84.91%
Formula
Percentage change = [(148 - 981) / 981] x 100
Subtract the new number by the original number
148 - 981 = -833
-833 ÷ 981 = -0.8491335372069317
-0.8491335372069317 x 100 = -84.91%