-17.86% is the change from 980 to 805
Calculation steps:
[( 805 - 980 ) ÷ 980] x 100 = -17.86%
Formula
Percentage change = [(805 - 980) / 980] x 100
Subtract the new number by the original number
805 - 980 = -175
-175 ÷ 980 = -0.17857142857142858
-0.17857142857142858 x 100 = -17.86%