-70.61% is the change from 980 to 288
Calculation steps:
[( 288 - 980 ) ÷ 980] x 100 = -70.61%
Formula
Percentage change = [(288 - 980) / 980] x 100
Subtract the new number by the original number
288 - 980 = -692
-692 ÷ 980 = -0.7061224489795919
-0.7061224489795919 x 100 = -70.61%