-67.45% is the change from 980 to 319
Calculation steps:
[( 319 - 980 ) ÷ 980] x 100 = -67.45%
Formula
Percentage change = [(319 - 980) / 980] x 100
Subtract the new number by the original number
319 - 980 = -661
-661 ÷ 980 = -0.6744897959183673
-0.6744897959183673 x 100 = -67.45%