-85.41% is the change from 980 to 143
Calculation steps:
[( 143 - 980 ) ÷ 980] x 100 = -85.41%
Formula
Percentage change = [(143 - 980) / 980] x 100
Subtract the new number by the original number
143 - 980 = -837
-837 ÷ 980 = -0.8540816326530613
-0.8540816326530613 x 100 = -85.41%