-53.02% is the change from 679 to 319
Calculation steps:
[( 319 - 679 ) ÷ 679] x 100 = -53.02%
Formula
Percentage change = [(319 - 679) / 679] x 100
Subtract the new number by the original number
319 - 679 = -360
-360 ÷ 679 = -0.5301914580265096
-0.5301914580265096 x 100 = -53.02%