-53.9% is the change from 679 to 313
Calculation steps:
[( 313 - 679 ) ÷ 679] x 100 = -53.9%
Formula
Percentage change = [(313 - 679) / 679] x 100
Subtract the new number by the original number
313 - 679 = -366
-366 ÷ 679 = -0.5390279823269514
-0.5390279823269514 x 100 = -53.9%