-20.1% is the change from 980 to 783
Calculation steps:
[( 783 - 980 ) ÷ 980] x 100 = -20.1%
Formula
Percentage change = [(783 - 980) / 980] x 100
Subtract the new number by the original number
783 - 980 = -197
-197 ÷ 980 = -0.2010204081632653
-0.2010204081632653 x 100 = -20.1%